Tutors Answer Your Questions about Travel Word Problems (FREE)
Question 1154487: Please help me solve: Suppose Kyle and Daniel were each traveling to their respective homes from college. Kyle traveled south at 60 miles per hour while Daniel traveled east at 65 miles per hour. How fast was the distance between Kyle and Daniel changing after 1 hour?
Click here to see answer by mananth(16946)  |
Question 1154539: Linda will rent a car for the weekend. She can choose one of two plans. The first plan has an initial fee of 52 and costs an additional 0.18 per mile driven. The second plan has an initial fee of 59 and costs an additional 0.14 per mile driven.
For what amount of driving do the two plans cost the same?
For what amount of driving do the two plans cost the same?
Click here to see answer by josgarithmetic(39613) |
Question 1154488: Suppose a company’s total weekly profit from the production of x boxes of customized
stationary can be modeled by the equation P(x) = 0.02x^2 + 21x - 1900. If production is
increasing at the rate of 10 boxes per week when production is 150 boxes, find the rate of increase (or decrease) in profit.
Click here to see answer by fsdf(17) |
Question 1154677: A car travelled along a straight road from town x to town y at 65km/h. A motorcycle travelled from town y to x at 50km/h. Both started their journeys at the same time on the same road. If the two vehicles passed each other after travelling for 1 hour 45 min, find the distance between the two towns.
Click here to see answer by ikleyn(52754)  |
Question 1154828: A wild bird seed mix is made by combining 100lb of millet seed costing $0.60 per pound with sunflower seeds costing $1.10 per pound. How many pounds of sunflower seeds are needed to make a mixture that costs $0.70 per pound?
Click here to see answer by josmiceli(19441)  |
Question 1155074: A boat is traveling east across a river that is 112 meters wide at 8 meters per second. If the river has a northward current of 5 meters per second, what is the resultant speed of the motorboat rounded to the nearest tenth?
1). 9.4 m/s
2). 3.0 m/s
3). 8.6 m/s
4). 13.0 m/s
This problem confused me because it is not an upstream / downstream problem. The directions, east and west, are not opposite of each other.
Click here to see answer by ikleyn(52754)  |
Question 1155290: A driver took a day-trip driving at two different speeds. He drove 50 miles at a slower speed and 140 miles at a speed 10 miles per hour faster. If the time spent during the faster speed was twice that spent at a slower speed, find the two speeds during the trip.
Click here to see answer by greenestamps(13195)  |
Question 1155339: A roller coaster is moving at 10 m/s at the top of a hill and 22 m/s at the bottom of the hill two seconds later. Explain how to find the average acceleration of the roller coaster, and then find the average acceleration.
Click here to see answer by ikleyn(52754)  |
Question 1155367: 2 ferries sail from port A to port B. The first ferry departs again from port A after 4 days, while the second ferry departs after 7 days. On March 1, both ferries depart simultaneously from port A. On which date Will the ferries leave port A again at the same time in March?
Click here to see answer by dkppathak(439)  |
Question 1155417: A man is driving to his vacation home which is 125 miles away. The trip usually takes him 2 hours when he drives straight through. He drives at his normal speed until 40 miles into his trip when he decides to stop for 10 minutes to get some McDonald’s drive through. At what speed must he drive for the remainder of the trip to complete the trip in the usual amount of time?
Click here to see answer by ikleyn(52754)  |
Question 1155457: Whilst rowing, Betty accelerated to 8 m/s, travelled at a steady speed and then slowed to a stop, as illustrated in the graph below.
Kate accelerated to, 14 m/s, then slowed to a stop, as shown in the graph below (not to scale).
Given that they started at the same position and that Kate reached her maximum speed at 5 seconds, find the difference in their acceleration (in m/s2).
Click here to see answer by ikleyn(52754)  |
Question 1155499: At noon, a passenger ship and a freighter left a port traveling in opposite directions. By midnight, the passenger ship was 3 times farther from port than was the freighter. How far (in mi) was the freighter from port if the distance between the ships was 88 miles?
Click here to see answer by ikleyn(52754)  |
Question 1155527: two brothers leave their house at the same time. alex runs due east at a constant speed of 10km per hour, and Boris walks due south at a constant speed of 4km per hour. How far has each brother travelled after 30 minutes?
Click here to see answer by josmiceli(19441)  |
Question 1155527: two brothers leave their house at the same time. alex runs due east at a constant speed of 10km per hour, and Boris walks due south at a constant speed of 4km per hour. How far has each brother travelled after 30 minutes?
Click here to see answer by mananth(16946)  |
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