Tutors Answer Your Questions about Travel Word Problems (FREE)
Question 316228: sam invested 2,000 at 5.25% annual interst rate and 3,000 at 8.5% interest rate. What percent interest is he earning on his total investment?
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if susanne drives for 2hrs for 80km/h, how fast must she drive during the next hour to have an average speed of 75km/h
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a chemist wants to mix some pure acidwith some water to produce16 L of a sulotion that is 30% acid. how much pure acid and how much water should be mixed
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if kelly bikes for 2hrs at 30km/h an hour and for 2hrs at 20km/h, what is the average speed for the whole trip?
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rita takes 3hrs to type a report. what part part of the typing can she do in 2hrs.?
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jake can wallpaper a room in 10hrs and laura can do it in 8hrs. what part of the job can they do by working together for 2.5hrs?
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Click here to see answer by solver91311(24713)  |
Question 316581: A bookstore can purchase several calculators for a total cost of $216. If each calculator cost $2 less, the bookstore could purchase 9 additional calculators at the same total cost. How many calculators, n, can be purchased at the regular price?
Click here to see answer by solver91311(24713)  |
Question 316581: A bookstore can purchase several calculators for a total cost of $216. If each calculator cost $2 less, the bookstore could purchase 9 additional calculators at the same total cost. How many calculators, n, can be purchased at the regular price?
Click here to see answer by texttutoring(324)  |
Question 316664: Freight train A goes from point A to point B at 40 miles per hour. Freight train B takes 2 hours longer to go from point A to point B because it only goes 30 miles an hour. What is the distance from point A to point B?
Click here to see answer by stanbon(75887) |
Question 316708: Mike and Jon leave their homes at the same time and meet somewhere in between their homes. Mike leaves and walks 2 meters per second. Jon walks 2.5 meters per second. If their homes are 20 meters apart, how far from jons house will they meet. How long did each walk?
Click here to see answer by mananth(16946)  |
Question 316801: Marco’s speed riding up a hill is 40% of his speed riding down the hill. It takes him two hours longer to ride up the hill than it takes him to ride down the hill. How long, in hours, does it take him to ride down the hill? Express your answer as a common fraction.
Click here to see answer by ankor@dixie-net.com(22740)  |
Question 316942: Ann runs 4 miles in 30 minutes. At the same rate, how many miles would she run in48 minutes?
I tried taking 30 and dividing it by 4, which gave me 7.5. Then i took 7.5 and multiplied it by 48. But the answer doesn't seem correct. 360.
Click here to see answer by Fombitz(32388)  |
Question 316983: Two planes take off from Salt Lake City, UT. The first plane is traveling 2.5 times faster than the second plane. After traveling in the same direction for 9.5 hours, they are 1239.75 miles apart. what is the average speed of each plane?
Click here to see answer by checkley77(12844) |
Question 317026: At 5pm, Jill leaves New York City and travels toward Boston at an average rate of 56 miles per hour. At 6pm, Billy leaves Boston and travels toward New York, on the same road as Jill, at an average rate of 50 miles per hour. If they were initially 215 miles apart, at what time do Billy an Jill pass each other?
Remarks: I know we are trying to solve for 't' here, but I'm not sure how to setup the problem. Should Jill be setup as (t+1) or Billy should?? Thanks for your help.
Click here to see answer by stanbon(75887) |
Question 316841: Olivia lives thirty-two miles from work. This morning, she left for work at 8:43 a.m. There was construction for the first twenty miles, so Olivia only drove at an average speed of seventeen mph around the construction area. If Olivia needs to be at work by 10:11 a.m., what should be her average speed for the rest of the way to work?
Click here to see answer by ankor@dixie-net.com(22740)  |
Question 317043: A motorboat can travel 28 miles downstream in the same amount of time as it can travel 18 miles upstream. Find the speed of the current if the boat can travel 23 mph in still water. I thought the problem should be something like 28/23+x=18/23-x but this is not giving me the correct answer...not sure what else I can do
Click here to see answer by Alan3354(69443)  |
Question 317087: A current is going 3 mp, boat goes 6 miles upstream in the same amount of time it takes a boat to go 10 miles downstream. Find the speed of the boat in still water.
I dont know of which (if any) formula to use. Distance formula?
i know that the first boat only travels 6 miles in the same time because it is going against the current
i dont know if i should put the boat having a motor into concideration because if no then it took the boat 2 hours going 3 mph to go 6 miles? <-- i dont think that parts right...but..and 3.3hr to go 10 miles down stream.
Click here to see answer by texttutoring(324)  |
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