Questions on Word Problems: Miscellaneous Word Problems answered by real tutors!

Tutors Answer Your Questions about Miscellaneous Word Problems (FREE)

Question 540282: The average weight of the first two dogs was 43 pounds. The average weight of the next three dogs was 58 pounds. What was the average weight of all the dogs?
I can't figure out how to do this problem. I added the numbers and divided by 5 and got 20.2 but the teacher marked it wrong. I have to turn it in corrected tomorrow.Thanks for any help you can provide.
Click here to see answer by ankor@dixie-net.com(15645)

Question 540446: A single-engine plane flies east form an airport at a speed of 140 miles per hour. Two hours later a jet also flies east from the same airport, at a speed of 460 miles per hour. Write two systems of equations to help you determine how many minutes it takes the jet to overtake the single-engine plane.
Click here to see answer by mananth(12270)

Question 540522: IN TRIANGLE ABC, THE MEASURE OF ANGLE B IS 32 DEGREES MORE THAN THREE TIMES THE MEASURE OF ANGLE A. THE MEASURE OF ANGLE C IS 58 DEGREE MORE THAN THE MEASURE OG ANGLE A. FIND THE MEASURE OF EACH ANGLE? WHAT IS THE MEASURE OF ANGLE A?
Click here to see answer by KMST(1868)

Question 540553: A military plane carrying heavy cargo can fly at an average rate of 400 mph. Another plane carrying soldiers can fly at an average rate of 600 mph. Both planes leave the same airbase at the same time and are headed to the same destination. If the cargo plane took two and a half hours longer to arrive at the destination than the plane carrying soldiers, then how far is the destination?

Click here to see answer by ankor@dixie-net.com(15645)

Question 540666: During the first 20 miles of a 50 mile bicycle race, Roger's average speed was 16 mi/h. What must his average speed be during the remainder of the race if he is to finish the race in less than 2.5 hours?
Click here to see answer by josmiceli(9664)

Question 540815: Find the number that is 3 more than twice the square root.
Click here to see answer by fcabanski(874)

Question 540887: In the statement |x+y| less than |x| + |y|, each variable represents any number. Tell whether the statement is true for all, some or no values. If it is true for some or all values, tell which values (positive or negative) makes it true.
Click here to see answer by richard1234(5390)

Question 540945: Sixteen ceramic tiles are needed to tile a 9-square-foot area. At this rate, how many square feet can be tiled 256 ceramic tiles?
Click here to see answer by stanbon(57282)

Question 540951: • U = {a, b, c, d, e, f, g, h, i, j, k}
• A = {a, c, d, f, g, i}
• B = {b, c, d, f, g}
• C = {a, b, f, i, j}
Determine the following.
B ∪ C
Click here to see answer by stanbon(57282)

Question 541135: a jet plane traveling at a constant goes 1200 mi with the wind , then turns around and travels for 1000 mi against the wind . if the speed of the wind is a constant 50 mph , and the total flight took 4 hours , find the speed of the plane.
Click here to see answer by mananth(12270)

Question 541124: working together , rick and jaunita can complete a job in 6 hrs. it would take rick 9 hrs longer than juanita to do the job alone. how long would it take juanita alone? what i did was x= the number of hours for juanita then i kind of set a chart juanita is : 1 and 1/x rick : x+9 and 1/x+9 together : is 6 hrs so 1/6 then i set a equation 1/x + 1/ x+9= 1/6 then i think we need lcd which i think is 6x(x+9) then i had trouble what to cross out. -thanks
Click here to see answer by KMST(1868)

Question 541143: a man rode a bike for 12 mi and then hiked an additional 8 mi . the total time for the trip was 5 hr. if his rate when he was riding a bike was 10 mph faster than his rate walking , which was each rate? i usally make a chart for problems like this
Click here to see answer by mananth(12270)

Question 541307: A certain kind of bacteria triples every 2 hours.At 8:00 P.M.,there was 153,090 bacteria counted in the petri dish.How many were there at 6:00 A.M.?
Click here to see answer by ankor@dixie-net.com(15645)

Question 541453: If someone runs the 1st half of a race at 5mph and the 2nd half at 10mph then what's the average speed?

Click here to see answer by ankor@dixie-net.com(15645)

Question 541593: A rectangular piece of metal is 10cm longer than it is wide. Squares with sides of 2cm long are cut from the four corners of the piece of metal, and the flaps are folded upward to form an open box. If the volume of the box is 832cm cubed, what were the demensions of the original piece of metal? (V=LWH)
Click here to see answer by Earlsdon(6287)

Question 541752: Hi there! Just wondering if you could help me with a question :)
"A 120-page book has p lines to a page. If the number of lines were reduced by three on each page, the number of pages would need to be increased by 20 to give the same amount of writing space. How many lines were there on the page originally?

Thanks!
Click here to see answer by ankor@dixie-net.com(15645)

Question 541809: A certain radioactive isotope has a half-life of approximately 1300 milliseconds. How much time would be required for a given amount of this isotope to decay to 35% of that amount? Use the formula A=Ie^kt where A is the amount at the time, I is the initial amount and k is the decay constant unique to the substance.
Thank you
Click here to see answer by nerdybill(6951)

Question 541854: It takes a farmer 18 days to harvest a wheat crop. What part of the job is completed in 16 day(s)?
Click here to see answer by Maths68(1474)

Question 541940: If x^100 = 2(x^50), what are both possible values of x^200?
Click here to see answer by Alan3354(30993)

Question 542054: My daughter got the following word problem for homework, but neither of us can recall how to solve this sort of problem:
Ben sold some tickets for a basketball game. Adult tickets were $5 and student tickets were $3. Ben collected $180 for the 50 tickets he sold. How many adult and child tickets did he sell?
If you could point us in the right direction, I would greatly appreciate it!
Click here to see answer by Earlsdon(6287)

Question 542359: What single discount is equivalent to two successive discounts of 15% and 7%?
Click here to see answer by jim_thompson5910(28536)

Question 542354: A quality control inspector examined 200 light bulbs and found 18 defective.At this rate,how many defective bulbs would there be in a lot 22000 bulbs?
Click here to see answer by neatmath(300)

Question 542411: If you collect 8 tickets in 30 seconds, how many minutes it takes to collect
640 tickets?
Click here to see answer by josmiceli(9664)

Question 542455: For every real number k, let ⌊k⌋ represent the "floor function", i.e., ⌊k⌋ is the greatest integer less than or equal to k. in the coordinate plane, what is the area of the region which represents ⌊x⌋² + ⌊y⌋² = 1?

Click here to see answer by Edwin McCravy(8891)

Question 542660: Charlie rented a truck for one day. There was a base fee of $16.99, and there was an additional charge of 78 cents for each mile driven. Charlie had to pay $183.13 when he returned the truck. For how many miles did he drive the truck?
Click here to see answer by josmiceli(9664)

Question 543061: Guy Wire. How long is the guy wire reaching from the top of a 3 ft pole to a point on the ground 2 feet from the pole?
What is the exact length?
Click here to see answer by ptutor(2)

Question 543099: The SAT scores for MATH are normally distributed with a mean of 480 and a standard deviation of 80. If a test score is picked at random, find the probability that the score is:
A)greater than 400
Click here to see answer by jpg7n16(66)

Question 543242: Given the equations of two lines how can you tell if two lines will be perpendicular? I need to set up an equation.
Click here to see answer by stanbon(57282)

Question 543298: To obtain the height of a tree, you measure the tree's shadow and find that it is 8 meters long. You also measure the shadow of a 2 meters lamppost and find that it is 75cm long. Find the height of the tree.
Click here to see answer by umnikmo(75)

Question 543536: If the cost of 4 pears and 2 peaches equals $1.00. and the cost of 2 pears and 3 peaches equals.70, how much does each peach and each pear cost?
Click here to see answer by richwmiller(9135)

Question 543612: A building contractor is to dig a foundation 54 feet long, 25 feet wide, and 6 feet deep. The
contractor pays $13 per truckload to remove the dirt. Each truckload contains 135 cubic feet.
What is the cost to the contractor to haul the dirt away?
Click here to see answer by rfer(12654)

Question 543864: WORD PROBLEMS BUT I CAN NOT FIGURE OUT THE FORMULAS
1. One number plus five times its recriprocal is equal to six
2. One-fourth equals the quotient of a number and 8
3. Four times a number added to 5 is divided by 6

Click here to see answer by MsRedz123(24)

Question 544092: The area of a rectangular patio is given by the equation where x is measured in feet. Find the maximum area of the patio.
Please help me with this! I've been struggling with it for the past half hour
Click here to see answer by richwmiller(9135)

Question 544162: PLease help me solve this problem.This does not make any sense at all to me.

Seven less than the square of a number is twice the sum of the same number and five

Click here to see answer by Edwin McCravy(8891)

Question 544372: Here is the problem I am trying to solve:
The sum of the digits of a two-digit number is 6. If the digits are reversed, the new number is 9 less than four times the original number. Find the original number.
Thanks!
Click here to see answer by mananth(12270)

Question 544383: Here is the question:
The units digit of a two-digit number is 2 less than the square of the tens digit. If 36 is added to the number, the result is the number with the digits reversed. Find the original number.
Thanks!
Click here to see answer by lwsshak3(6481)

Question 544540: a two digit number increases by 27 when it is reversed. the unit digit is 1 greater than 3 times the ten digit. Find the number
Click here to see answer by josmiceli(9664)

Question 544534: Bill has 5 times as many Baseball cards as Fred, Tim has 3 fewer than 4 times as many baseball cards as Fred. They have 167 cards in all.
Click here to see answer by nyc_function(2733)

Question 544777: find b such that the trinomial x^2-bx+225 is a square
Click here to see answer by mananth(12270)

Question 544948: nancy made 76 and 58 on her first two algebra test and she has one more test in hte class. if she needs at least a 77 average to pass the course, what does she need to score on her third test to pass the course?
Click here to see answer by mananth(12270)

Question 545137: Joe needs 6 hours to file the day's paperwork. It take Charlotte 12 hours to do the same job. How long will it take if they work together?
Click here to see answer by saifoo.khan(162)

Question 545135: Will a square carpet that has an area of 110 square feet fit in a bedroom that measures 10.5 feet by 11.2 feet? Explain
Click here to see answer by Alan3354(30993)

Question 545180: Help?? I am suppose to use the 5 steps for problem solving to answer this problem and I really do not understand it.
Tawny found $1.95 in dimes and quarters in the cushions of her couch. There were four times as many dimes as there were quarters. How many dimes and quarters did she find?
Click here to see answer by saifoo.khan(162)

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