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Question 1123457: the number of three-digit odd numbers with no repeated digits is:
A) 280
B) 320
C) 336
D) 360
E) 405
Click here to see answer by ikleyn(52781)

Question 1123466: An account earns 5% interest for t years. The initial deposit (principal) P needed to obtain a future value (amount in the account) S is given by the formula: P=S(1.05)^-t.
1. Write the equation to find the principal required to accrue $1500 after 6 years. Use a negative exponent.

Click here to see answer by solver91311(24713)

Question 1123473: If the meaning of an angle and its supplement are in the ratio 13:23, then the measure of the larger angle, in degrees, is:
A) 65
B) 108
C) 115
D) 130
E) 144
Click here to see answer by MathLover1(20849)

Question 1123475: The square root of the reciprocal of 16̅ is:
A) 1/36
B) √6
C) 6
D) 1/√6
E) 36
Click here to see answer by Alan3354(69443)

Question 1123474: if 5√ 11 equals √𝑲, then the value of 𝑲 is:
A) 55
B) 110
C) 275
D) 605
E) 3025
Click here to see answer by MathLover1(20849)

Question 1123471: A spinner turns 7077� . The spinner would have ended up at the same spot if it had turned only:
A) 77�
B) 2197�
C) 4377�
D) 4917�
E) 5537�
Click here to see answer by Alan3354(69443)

Question 1123470: if three positive integers are added two at a time, the sums are 998, 1050, and 1234. the difference between the largest and the smallest number is:
A) 224
B) 236
C) 248
D) 250
E) 262
Click here to see answer by ikleyn(52781)

Question 1123472: If Paul earns $600 commission for selling a $15,000 car, then the rate of commission is:
A) 4%
B) 40%
C) 2.5%
D) 25%
E) 0.4%
Click here to see answer by MathLover1(20849)

Question 1123547: If the measures of an angle and its supplement are in the ratio 13:23, then the measure of the larger angle, in degrees, is:
Click here to see answer by josmiceli(19441)

Question 1123547: If the measures of an angle and its supplement are in the ratio 13:23, then the measure of the larger angle, in degrees, is:
Click here to see answer by ikleyn(52781)

Question 1123550: A spinner turns 7077� . The spinner would have ended up at the same spot if it had turned only
A) 77�
B) 2197�
C) 4377�
D) 4917�
E) 5537�
Click here to see answer by Alan3354(69443)

Question 1123546: If the measures of an angle and its supplement are in the ratio 13:23, then the measure of the larger angle, in degrees, is:
A) 65
B) 108
C) 115
D) 130
E) 144
Click here to see answer by Boreal(15235)

Question 1123555: The expression |x|, the absolute value of x, is the distance from x to 0 on a number line. For example, |9|= 9,|0|=0. The value of |2-|-3|-5|| is:
A) 0
B) 1
C) 2
D) 4
E) 6
Click here to see answer by math_helper(2461)

Question 1123556: In simplified form, (2)/(3-(12)/(5-2)) equals
A) 1
B) 2/3
C) -2/3
D) -2
E) -1
Click here to see answer by Boreal(15235)

Question 1123556: In simplified form, (2)/(3-(12)/(5-2)) equals
A) 1
B) 2/3
C) -2/3
D) -2
E) -1
Click here to see answer by math_helper(2461)

Question 1123558: If 7ʷ =343�⁰⁰, then w equals:
A) 49
B) 100
C) 103
D) 300
E) 1,000,000
Click here to see answer by math_helper(2461)

Question 1123565: The square root of the reciprocal 0.166666666666666666... is:
A) 1/36
B) √6
C) 6
D) 1/√6
E) 36
Click here to see answer by math_helper(2461)

Question 1123557: Set P is the set of even numbers. Set Q is the set of multiples of 3.
And R={x| 7 < x < 24, x(2)/(3-(12)/(5-2)) א}. The set P∩Q∩R contains some numbers.
The sum of these numbers is:
A) 30
B) 54
C) 75
D) 120
E) 165
Click here to see answer by solver91311(24713)

Question 1123628: The ratio of the piece of house was16:23.two yrs later when the price of the first had risen by 10% and that of the second by gh477,the ratio of their prices become 11:20.find the original price of the two houses.
Click here to see answer by ankor@dixie-net.com(22740)

Question 1123691: M and N are events in sample space S. If Pr(M)=932 , Pr(M′∩N)=316, and Pr(M∩N′)=732, what is Pr(N′)?

Enter your answer as a whole number or a fraction in lowest terms.
Click here to see answer by ikleyn(52781)

Question 1123688: J, M, and T are events such that T⊂J⊂M and Pr(J)=2132 , Pr(M)=2332, and Pr(T)=1132.
What is Pr(M∩T′)?

What is Pr(M∪T′)?

What is Pr((T′∩J)∪M′)?

Enter your answers as a whole number or a fraction in lowest terms.
Click here to see answer by ikleyn(52781)

Question 1123689: Every Monday, James has a math class and a biology class. The probability that he will skip his math class is 0.24, while the probability he will skip his biology class is 0.11. If the probability he will attend both classes is 0.69, what is the probability he will skip both classes?

Click here to see answer by ikleyn(52781)

Question 1123692: J, K, and L are events in sample space S.
Pr(J)=0.29
Pr(K)=0.23
Pr(L)=0.39
Pr(J∩K)=0.13
Pr(J′∩L′)=0.51
Pr(K′∩L)=0.28
What is Pr(J∪K)?

What is Pr(J∩L)?

What is Pr(K∩L′)?

Enter your answers as whole numbers or decimals.
Click here to see answer by greenestamps(13200)

Question 1123772: 1/8-11/12(15)
Click here to see answer by Alan3354(69443)

Question 1123855: MY SALES TAX CAME TO 3231.49 AT 7% RATE. WHAT WAS THE ORIGINAL AMOUNT THE CALCULATE FROM BASED THE AMOUNT SHOWN I SHOULD PAY? THANK YOU
Click here to see answer by Theo(13342)

Question 1123861: $1200 for 10 months; money earns 2%
Click here to see answer by Alan3354(69443)

Question 1123923: Miguel consumes an energy drink that has 200 mg of caffeine in it and the caffeine leaves his body at a rate of 13.6% per hour. (Assume Miguel has no caffeine in his body when consuming the drink.)
a.Write a function f that determines the number of mg of caffeine in Miguel's body in terms of the number of hours t since Miguel consumed the energy drink.
b. How many mg of caffeine is left in Miguel's body 5 hours after he consumed the energy drink?
c. If Miguel has 80 mg of caffeine left in his body, how many hours have elapsed since he consumed the energy drink? (Hint: it might help to use a graphing calculator.)
Click here to see answer by josmiceli(19441)

Question 1123921: Your friend Austin decided to invest in real estate. He purchased a house that was worth $181,000, and the value of the house increased by 10% each year for the next several years.
a. The value of the house any given moment is what percent of the value of the house exactly one year prior?
b. What number do we have to multiply the house's value by to determine the house's value one year later?

c. Write a function f that determines the value of the house (in thousands of dollars) in terms of the number of years t since Austin purchased the house.
Click here to see answer by josmiceli(19441)

Question 1123949: A pretzel factory has a daily fixed cost of $2700. In addition, it cost 20 cents to produce each bag of pretzels. A bag of pretzels sells for $1.30
a.)find the for the cost function c(x) that gives the Total daily cost of producing x bags of pretzels
B.)find the rule of the revenue function r(x) that gives the daily revenue from selling x bags of pretzels
C.)find the rule of profit function p(x) that gives the daily profit from x bags of pretzels
Click here to see answer by josmiceli(19441)

Question 1123928: In a study by the Department of Transportation, there were a total of 115 drivers that were pulled over for speeding. Out of those 115 drivers, 45 were men who were ticketed, 30 were men who were not ticketed, 20 were women who were ticketed, and 20 were women who were not ticketed. Suppose one person was chosen at random.
What is the probability that the selected person is someone who was not ticketed, given it is a woman?

What is the probability that the selected person is someone who was not ticketed, given it is a man?

Enter your answers as whole numbers or fractions in lowest terms.
Click here to see answer by ikleyn(52781)

Question 1123918: Jeremy invested some money in a company's stock. Luckily for Jeremy, the company became very popular and the value of Jeremy's investment this morning is 7 times as large as the value of his investment yesterday morning.
a. The value of Jeremy's investment this morning is what percent of the value of his investment yesterday morning?
b. By what percent did the value of Jeremy's investment change by from yesterday morning to this morning?
Click here to see answer by Theo(13342)

Question 1123930: A box contains eight chocolates -- four with pecans, three with coconut, and one with raspberry creme. Harley Quinn eats three of the chocolates, chosen randomly. If it is known that at least one of the ones she eats has coconut, what's the probability that exactly one of them has coconut?

Enter your answer as a fraction in lowest terms
Click here to see answer by Alex.33(110)

Question 1123920: Erica is considering job offers from two companies. Company A offered her a starting salary of $53,000 with a $2100 raise at the end of each year. Company B offered her a starting salary of $53,000 with a 3.2% raise at the end of each year.
Let f(t) represent Erica's salary at Company A t years after accepting a position at Company A, and let g(t) represent Erica's salary at Company B t years after accepting a position at Company B.
a. Write the function formula for f.
b. Write the function formula for g.

Click here to see answer by ikleyn(52781)

Question 1123909: Janet sells flowers that cost her $2.25 each. She assumes that 10% of these will go bad and have to be thrown away. Janet wants a 35% markup based on cost and buys 200 of these flowers. What should Janet charge Jack for each flower he buys?
Click here to see answer by ankor@dixie-net.com(22740)

Question 1124071: The area of a rectangular wall is 275 square feet. Its length is 8 feet shorter than three times its width. Find the length of the wall.
Click here to see answer by ikleyn(52781)

Question 1124073: Determine the nature of the solutions to the equation: 4x^2 = - 8x

A. Two irrational, real solutions
B. Two complex solutions that are not real
C. One repeated, real solution
D. Two rational, real solutions
Click here to see answer by josgarithmetic(39617)

Question 1123924: The population of City A in 2000 was 60 thousand people and the population increased by 13% each year. The function f determines the population of this city (in thousands of people) in terms of x.

a. Write a function formula for f

b. The population of City B in 2000 was 60 thousand people and the population increased by 17% each year. The function g determines the population of this city (in thousands of people) in terms of x.
c. Write a funtion formula for g.

d. The population of City C in 2000 was 60 thousand people and the population increased by 10 thousand people each year. The function h determines the population of this city (in thousands of people) in terms of x.
e. write a function formula for h.

Click here to see answer by josgarithmetic(39617)

Question 1124072: The formula T = 0.04x2 + 25 models the percentage of tuna, T, in a certain fish population x years after 1980. In what year will the percentage reach 46.16?
Click here to see answer by josgarithmetic(39617)

Question 1124114: If you had 20 rabbits. After six months the number of rabbits had increased to 100. If the number of rabbits increased exponentially, then
How many rabbits will you have at the end of one year? (Hint: consider the general exponential model y=ab^(x))
Click here to see answer by rothauserc(4718)

Question 1124095: F and G are independent events in sample space S. If Pr(F)=0.45 and Pr(G)=0.6,
find the probability of each of the following events.
What is Pr(F∩G)?

What is Pr(F′∩G′)?

What is Pr(F′|G′)?

Enter your answers as whole numbers or decimals.
Click here to see answer by AnlytcPhil(1806)

Question 1124170: When multiplying 2.3 mm by 8.00 mm to fine area, how should you report your answer?
My answer: 18 mm^2
Click here to see answer by MathLover1(20849)

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