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Question 1167909: 1-4(2x+3)=5(x-2)-3(x-1)
Click here to see answer by josgarithmetic(39617)

Question 1167968: A Web music store offers two versions of a popular song. The size of the standard version is 2.3 megabytes (MB). The size of the high-quality version is 4.1 MB. Yesterday, there were 1220 downloads of the song, for a total download size of 3598 MB. How many downloads of the standard version were there?
Click here to see answer by Boreal(15235)

Question 1168047: At the movie theatre, child admission is $6.20 and adult admission is $9.30. On Sunday, twice as many adult tickets as child tickets were sold, for a total sales of $570.40. How many child tickets were sold that day?
Click here to see answer by josgarithmetic(39617)

Question 1168055: A delivery truck is transporting boxes of two sizes: large and small. The combined weight of a large box and a small box is 80 pounds. The truck is transporting 65 large boxes and 70 small boxes. If the truck is carrying a total of 5325 pounds in boxes, how much does each type of box weigh?
Smaller box-
Large box-
Click here to see answer by ikleyn(52781)

Question 1168097: Two pools are being filled with water. To start, the first pool contains 980 liters of water and the second pool is empty. Water is being added to the first pool at a rate of 20.25 liters per minute. Water is being added to the second pool at a rate of 44.75 liters per minute.
After how many minutes will the two pools have the same amount of water?
How much water will be in each pool when they have the same amount?
Click here to see answer by Boreal(15235)

Question 1168101: One month Alan rented 5 movies and 3 video games for a total of $25. The next month he rented 2 movies and 6 video games for a total of $40. Find the rental cost for each movie and each video game.
Rental cost for each movie:
Rental cost for each video game:
Click here to see answer by josgarithmetic(39617)

Question 1168113: A store is having a sale on trail mix and jelly beans. For 2 pounds of trail mix and 5 pounds of jelly beans, the total cost is $12. For 8 pounds of trail mix and 3 pounds of jelly beans, the total cost is $31. Find the cost for each pound of trail mix and each pound of jelly beans.

Click here to see answer by solver91311(24713)

Question 1168100: An air traffic controller is tracking two planes. To start, Plane A is at an altitude of 5000 feet and Plane B is at an altitude of 4748 feet. Plane A is gaining altitude at 45.25 feet per second and Plane B is gaining altitude at 50.5 feet per second.
How many seconds will pass before the planes are at the same altitude?
What will their altitude be when they're at the same altitude?
Click here to see answer by math_helper(2461)

Question 1168125: The Sugar Sweet Company will choose from two companies to transport its sugar to market. The first company charges $1809 to rent trucks plus an additional fee of $125.25 for each ton of sugar. The second company does not charge to rent trucks but charges $225.75 for each ton of sugar.
For what amount of sugar do the two companies charge the same?
What is the cost when the two companies charge the same?
Click here to see answer by solver91311(24713)

Question 1168126: A delivery truck is transporting boxes of two sizes: large and small. The combined weight of a large box and a small box is 80 pounds. The truck is transporting 65 large boxes and 70 small boxes. If the truck is carrying a total of 5325 pounds in boxes, how much does each type of box weigh?
Click here to see answer by ikleyn(52781)

Question 1168127: A phone company offers two monthly plans. Plan A costs $11 plus an additional $0.12 for each minute of calls. Plan B costs $17 plus an additional $0.10 for each minute of calls.
For what amount of calling do the two plans cost the same?
What is the cost when the two plans cost the same?
$
Click here to see answer by Boreal(15235)

Question 1168128: A family has two cars. The first car has a fuel efficiency of 40 miles per gallon of gas and the second has a fuel efficiency of 25 miles per gallon of gas. During one particular week, the two cars went a combined total of 1575 miles, for a total gas consumption of 45 gallons. How many gallons were consumed by each of the two cars that week?
Click here to see answer by ikleyn(52781)

Question 1168130: Two mechanics worked on a car. The first mechanic worked for 20 hours, and the second mechanic worked for 5 hours. Together they charged a total of $2650. What was the rate charged per hour by each mechanic if the sum of the two rates was $185 per hour?
Click here to see answer by Boreal(15235)

Question 1168135: Suppose that there are two types of tickets to a show: advance and same-day. Advance tickets cost $20 and same-day tickets cost $40. For one performance, there were 40 tickets sold in all, and the total amount paid for them was $1300 . How many tickets of each type were sold?
Click here to see answer by josgarithmetic(39617)

Question 1168134: Suppose that there are two types of tickets to a show: advance and same-day. Advance tickets cost $20 and same-day tickets cost $40. For one performance, there were 40 tickets sold in all, and the total amount paid for them was $1300 . How many tickets of each type were sold?
Click here to see answer by josgarithmetic(39617)

Question 1168137: The Long family and the Taylor family each used their sprinklers last summer. The Long family's sprinkler was used for 20 hours. The Taylor family's sprinkler was used for 30 hours. There was a combined total output of 1450 L of water. What was the water output rate for each sprinkler if the sum of the two rates was 55 L per hour?
Click here to see answer by ikleyn(52781)

Question 1168141: A car drivers at 35 km/h going from point A to point B then at 45 km/h from point B to point C. It takes one hour and 40 minutes to complete the trip from A to C ,and point B is exactly midway between A and C. . What is the distance from A to C ?
Click here to see answer by josgarithmetic(39617)

Question 1168142: The ball is dropped from a height of 1 m and on each bounce rise to 1/2 of its previous height. What is the total (up and down ) distance it will travel in metres?
Click here to see answer by solver91311(24713)

Question 1168189: A cat is at bottom of a staircase of ten steps . He climbs up 5 stairs in the daytime and at night he falls down 4 stairs. how many days until the cat first reaches the top of the stair??
Click here to see answer by ikleyn(52781)

Question 1168188: Ellie's watch gains one minute an hour, while her bedroom clock loses two minutes an hour. she set them both to the correct time on Sunday. on Monday morning, she noticed that the watch clock showed her 7am , while the bedroom clock showed 6 am. at what time on Sunday did she set the two clocks correctly??
Click here to see answer by ikleyn(52781)

Question 1168217: 6. Alternative A: How much will be the total amount that John will get if he invests Php 200,000 at the rate of 4% per year for 10 years with an unknown company? Alternative B: How much total amount will he get if he invests the Php 200,000 in a regular savings account for 10 years?
Note: Do not subtract the withholding tax anymore.
So, which would be the better investment for Mr. Ambrose, alternative A or B? Explain your answer.
Click here to see answer by ikleyn(52781)

Question 1168238: One leg of a right triangle is 7cm shorter than the other leg. How long should the shorter leg be to ensure that the hypotenuse is at least 13cm?
Click here to see answer by math_helper(2461)

Question 1168248: tim’s car gets 3 more miles per gallon during highway driving than it does during city driving. on a recent trip, tim drives 136 miles on the highway and 155 miles in the city using a total of 9 gallons of gasoline. how many miles per gallon does tim’s car gets during city driving?
Click here to see answer by josgarithmetic(39617)

Question 1168303: The density of ordinary water is 3.12 x 10^-2 ton per cubic foot. The volume of water in Lake Superior is 4.269x10^14 cubic feet. Use the formula D= M/V to find the mass of water in Lake Superior.
Click here to see answer by josgarithmetic(39617)

Question 1168302: Find the perimeter of the triangle with sides of z+2, 2z^2 +z and z^3 -4z+1
Click here to see answer by ikleyn(52781)

Question 1168387: Let M22 have the inner product ⟨A, B⟩ = tr(A^T B). Describe the orthogonal complement of the subspace of all DIAGONAL and SYMMETRIC matrices.

Click here to see answer by ikleyn(52781)

Question 1168476: bonza will need $35000 in 5 years to start his own business.he plans to save the money by making semi-annual deposits in an acount earning 7.8% per year compound semi-annually
Click here to see answer by ikleyn(52781)

Question 1168529: Eiffel tower was constructed in stages with the first stage completed in march 1888.ABCD is a quadriateral.AB and DC are paraell and lengths AD=BC.PORS is a quadrilateral and lengths PR=QS. calculate angle X
Click here to see answer by ikleyn(52781)

Question 1168528: Rebekah likes to make scale models of Famous structres. She made a scale model similar to Eiffel tower.The actual Eiffel tower is 324 m tall. its base is square.Each side of the base of the actual tower is 125m long. Rebekah's model only 0.9m tall. what is the length of each sideof the square base on her model.
Click here to see answer by ikleyn(52781)

Question 1168532: Steve went out for lunch and spent a total of $81.60, including the meal and a 20% tip. What was the cost of the meal before the tip?
Click here to see answer by ikleyn(52781)

Question 1168490: bonza will need $35000 in 5 years to start his own business.he plans to save the money by making semi-annual deposits in an acount earning 7.8% per year compound semi-annually
A) what semi-annual deposit must boza make
B) how much interest does boza earn

Click here to see answer by Theo(13342)

Question 1168553: is regularly priced at 35% .
Click here to see answer by ikleyn(52781)

Question 1168572: 2.Ninety percent of the trees planted by a landscape firm survive. If 20 trees are planted.(a) Find the probability that all of the trees survive.(b) Find the probability that at least 16 trees survive

Click here to see answer by ikleyn(52781)

Question 1168730: I have an idea of how to do this problem but would appreciate help to make sure I am right. Thanks so much
Meagan invests $1,200 each year in an IRA for 12 years in an account that earned 5% compounded annually. At the end of 12 years, she stopped making payments to the account, but continued to invest her accumulated amount at 5% compounded annually for the next 11 years.
a. What was the value of the IRA at the end of 12 years?

b. What was the value of the investment at the end of the next 11 years?
Click here to see answer by Theo(13342)

Question 1168728: for each of the following functions find the amplitude the period and describe the horizontal and vertical shifts from relevant parent y =a sin(bx) or y = a cos(bx) note you do not need to draw the graph here
1a) f(x) = -4cos[5(x+pi)] -2
b f(x) = sin(x-pi/3)/2
c f(x) = -sin(3x + pi/2) +1
Click here to see answer by greenestamps(13200)

Question 1168772: A pie is cut into 6 pieces. Five of the pieces are the same size and the six piece is 1/2 the size of the other five pieces. What fraction of the pie is the sixth piece?
Click here to see answer by ikleyn(52781)

Question 1168771: Camellia took her geography test. She scored 100 on her exam which was found to raise the class average on the test from 74 to 76. ( before adding her school the average was 74 ) how many students including Camelia took the test?
Click here to see answer by ikleyn(52781)

Question 1168849: using the theoretical probability method what is the probability of selecting a person who has a birthday in a month begining with J?
Confused parent
Click here to see answer by solver91311(24713)

Question 1168848: four states elect a delegate to a regional commission within each state there are two candidates running for the delegate position. How many different commissions are possible?
I am a parent trying to help my son and I do not even know where to start. Thank you in advance
Click here to see answer by solver91311(24713)

Question 1168823: Austin needs to purchase a new heating/cooling system for his home. He is thinking about having a geothermal system installed, but he wants to know how long it will take to recoup the additional cost of the system. The geothermal system will cost $20,500. A conventional system will cost $6,000. Austin is eligible for a 30% tax credit to be applied immediately to the purchase only if he chooses the geothermal system. He estimates that he will save $1,500 per year in utility bills with the geothermal system. These cash outflows can be assumed to occur at the end of the year. The cost of capital (or interest rate) for Austin is 6%. How long will Austin have to use the system to justify the additional expense over the conventional model? In other words, what is the DISCOUNTED payback period in years? Discount future cash flows before calculating payback rounded UP to a whole year. (Enter just the number without comma and round off decimals.)
Click here to see answer by Theo(13342)

Question 1168888: Solve each equation to find the value of x. 8x + 2 = 4x - 10
Click here to see answer by josgarithmetic(39617)

Question 1168914: The lenght of the rectangular floor measures 8m longer than it's width. The area of the floor is 124m square. What is the width of the floor? How about the length?
Click here to see answer by ikleyn(52781)

Question 1168912: The lenght of the rectangular floor measured 8m longer than the width. The area of the floor is 124m square. What expression represent the width of the floor? How about the representation that represent the lenght?
Click here to see answer by ikleyn(52781)

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 3871..3915, 3916..3960, 3961..4005, 4006..4050, 4051..4095, 4096..4140, 4141..4185, 4186..4230, 4231..4275, 4276..4320, 4321..4365, 4366..4410, 4411..4455, 4456..4500, 4501..4545, 4546..4590, 4591..4635, 4636..4680, 4681..4725, 4726..4770, 4771..4815, 4816..4860, 4861..4905, 4906..4950, 4951..4995, 4996..5040, 5041..5085, 5086..5130, 5131..5175, 5176..5220, 5221..5265, 5266..5310, 5311..5355, 5356..5400, 5401..5445, 5446..5490, 5491..5535, 5536..5580, 5581..5625, 5626..5670, 5671..5715, 5716..5760, 5761..5805, 5806..5850, 5851..5895, 5896..5940, 5941..5985, 5986..6030, 6031..6075, 6076..6120, 6121..6165, 6166..6210, 6211..6255, 6256..6300, 6301..6345, 6346..6390, 6391..6435, 6436..6480, 6481..6525, 6526..6570, 6571..6615, 6616..6660, 6661..6705, 6706..6750, 6751..6795, 6796..6840, 6841..6885, 6886..6930, 6931..6975, 6976..7020, 7021..7065, 7066..7110, 7111..7155, 7156..7200, 7201..7245, 7246..7290, 7291..7335, 7336..7380, 7381..7425, 7426..7470, 7471..7515, 7516..7560, 7561..7605, 7606..7650, 7651..7695, 7696..7740, 7741..7785, 7786..7830, 7831..7875, 7876..7920, 7921..7965, 7966..8010, 8011..8055, 8056..8100, 8101..8145, 8146..8190, 8191..8235, 8236..8280, 8281..8325, 8326..8370, 8371..8415, 8416..8460, 8461..8505, 8506..8550, 8551..8595, 8596..8640, 8641..8685, 8686..8730, 8731..8775, 8776..8820, 8821..8865, 8866..8910, 8911..8955, 8956..9000, 9001..9045, 9046..9090, 9091..9135, 9136..9180, 9181..9225, 9226..9270, 9271..9315, 9316..9360, 9361..9405, 9406..9450, 9451..9495, 9496..9540, 9541..9585, 9586..9630, 9631..9675, 9676..9720, 9721..9765, 9766..9810, 9811..9855, 9856..9900, 9901..9945, 9946..9990, 9991..10035, 10036..10080, 10081..10125, 10126..10170, 10171..10215, 10216..10260, 10261..10305, 10306..10350, 10351..10395, 10396..10440, 10441..10485, 10486..10530, 10531..10575, 10576..10620, 10621..10665, 10666..10710, 10711..10755, 10756..10800, 10801..10845, 10846..10890, 10891..10935, 10936..10980, 10981..11025, 11026..11070, 11071..11115, 11116..11160, 11161..11205, 11206..11250, 11251..11295, 11296..11340, 11341..11385, 11386..11430, 11431..11475, 11476..11520, 11521..11565, 11566..11610, 11611..11655, 11656..11700, 11701..11745, 11746..11790, 11791..11835, 11836..11880, 11881..11925, 11926..11970, 11971..12015, 12016..12060, 12061..12105, 12106..12150, 12151..12195, 12196..12240, 12241..12285, 12286..12330, 12331..12375, 12376..12420, 12421..12465, 12466..12510, 12511..12555, 12556..12600, 12601..12645, 12646..12690, 12691..12735, 12736..12780, 12781..12825, 12826..12870, 12871..12915, 12916..12960, 12961..13005, 13006..13050, 13051..13095, 13096..13140, 13141..13185, 13186..13230, 13231..13275, 13276..13320, 13321..13365, 13366..13410, 13411..13455, 13456..13500, 13501..13545, 13546..13590, 13591..13635, 13636..13680, 13681..13725, 13726..13770, 13771..13815, 13816..13860, 13861..13905, 13906..13950, 13951..13995, 13996..14040, 14041..14085, 14086..14130, 14131..14175, 14176..14220, 14221..14265, 14266..14310, 14311..14355, 14356..14400, 14401..14445, 14446..14490, 14491..14535, 14536..14580, 14581..14625, 14626..14670, 14671..14715, 14716..14760, 14761..14805, 14806..14850, 14851..14895, 14896..14940, 14941..14985, 14986..15030, 15031..15075, 15076..15120, 15121..15165, 15166..15210, 15211..15255, 15256..15300, 15301..15345, 15346..15390, 15391..15435, 15436..15480, 15481..15525, 15526..15570, 15571..15615, 15616..15660, 15661..15705, 15706..15750, 15751..15795, 15796..15840, 15841..15885, 15886..15930, 15931..15975, 15976..16020, 16021..16065, 16066..16110, 16111..16155, 16156..16200, 16201..16245, 16246..16290, 16291..16335, 16336..16380, 16381..16425, 16426..16470, 16471..16515, 16516..16560