Tutors Answer Your Questions about Travel Word Problems (FREE)
Question 587885: The distance D that a spring is stretched by hanging object varies directly as the weight W of the object. If a 6-kg object streches a spring 19cm, find the distance the spring is streched when the weight is 19kg.
Click here to see answer by stanbon(75887) |
Question 587885: The distance D that a spring is stretched by hanging object varies directly as the weight W of the object. If a 6-kg object streches a spring 19cm, find the distance the spring is streched when the weight is 19kg.
Click here to see answer by lwsshak3(11628) |
Question 588084: A harmless rocket is filled with water and then pressurized using a handheld pump. The rocket is then released and off it goes. If the rocket has an initial velocity of 96 ft/sec, the height of the rocket can be modeled by the function: h(t)= - 16t^2 +96t where h(t) represents the height of the rocket after t sec. What is the rocket's heigt at t = 3 sec?
Click here to see answer by Alan3354(69443)  |
Question 588091: 2. A bakery truck is 20 mph faster than the speed of the children chasing it. The bakery truck travels 250 miles in the same time it takes the kids to travel 150 miles. Find the speed of the bakery truck and the kids.
Need every step please.
Click here to see answer by lwsshak3(11628) |
Question 588188: Kathryn row a boat downstream for 40 miles. The return trip upstream took 16 hours longer, If the current flows at 4mph how fast does Kathryn row in still water?
I am stuck as I cant find an example in my text book with an explanation on how to solve
Click here to see answer by mananth(16949)  |
Question 588287: a plane has 600 miles to travel. it has flown for 1 hour at 300 mph when the air control tower radios and tells the pilot that due to crowded conditions it will be able to land on the runway. what speed, or rate, should the pilot travel at for the next 2 hours?
Click here to see answer by ankor@dixie-net.com(22740)  |
Question 588294: Two cars leave town at the same time going in the same direction. One travels at 30 mph and the other travels at 46 mph. In how many hours will they be 72 mi apart? I know the answer is 4.5 hours. ( the book provides the answers) I just can't figure out how they got their answer.
Click here to see answer by scott8148(6628)  |
Question 588299: A motorcycle breaks down and the rider must walk the rest of the way to work. The motorcycle was being driven at 45 mph, and the rider walks at a speed of 6 mph. The distance from home to work is 25 mi, and the total time for the trip was 2 hours. Hpw far did the motorcycle go before it broke down? The textbook provides the answer 15 miles. I cannot figure out how they reached this answer. Can you help me?
Click here to see answer by scott8148(6628)  |
Question 588280: Lisa's bike got a flat tire and she must walk the rest of the way to work. The bike was being riden at 9 mph, and Lisa walks at a speed of 5 mph. The distance from home to work is 19 mi, and the total time for the trip was 3 hr. How far did she have to walk?
Click here to see answer by ankor@dixie-net.com(22740)  |
Question 588442: an airplane traveled the first 96 miles of a flight at an average rate of speed of 16 miles per minute. It then traveled another 18 minutes at a rate of speed of 12 miles per minute. what is the average rate of sped for the whole flight.
Click here to see answer by josmiceli(19441)  |
Question 588664: A man walks down the road for half an hour at an average speed of 3 kph. He waits 10 minutes for the tricycle, which brings him back to his starting point at 7:15. If the man began his walk at 6:25 the same morning, what was the average speed of the tricycle?
Click here to see answer by josmiceli(19441)  |
Question 588744: A train leave Philadelphia at 1:00 pm. It's traveling at 65 mph towards Denver. Another train leaves Denver at 4:00 pm. It's traveling at 60 mph towards Philadelphia. If the distance between the two cities is 1725 miles and the trains are on the same track, when will they crash?
Click here to see answer by richwmiller(17219)  |
Question 588779: I am having a hard time coming up with a proper equation to this problem, I have an answer but it doesn't seem right.
A bus, carrying the members of a marching band, and a truck, carrying their instruments, leave a high school at the same time. The bus travels at 65 miles per hour and the truck at 55 miles per hour. In how many hours will they be 75 miles apart?
Thank you
Click here to see answer by richwmiller(17219)  |
Question 588362: Agent Y was asked to conduct a detailed interview with a suspect. After 2 hours, the agent had completed 4/9 of the interview. Continuing at this same rate, how long did it take Agent Y to complete the entire interview?
Click here to see answer by leonsmith(1) |
Question 588915: If you drop a stone from a bridge 50 feet above the water, the height h of the stone t seconds after you drop it is given in feet by: h=50-16t^2.
a) What is the height of the stone after 1 second?
b) When does the stone hit the water?
Click here to see answer by Alan3354(69443)  |
Question 588920: A cathedral tower 200 feet high is 250 feet from a chruch tower 150 feet high. On top of each tower is a pigeon. The two pigeons fly off at the same time and at the same speed directly to some grain on the level straight road between the towers. The pigeons reach the grain at the same time.
How far is the grain from the foot of the cathedral tower?
I tried to solve it myself and when that failed i turned to the internet. when i look at the work shown however it just shows : 200^2+x^2=150^2-500x+x^2 etc.
where does the 500x come from ?
Click here to see answer by ankor@dixie-net.com(22740)  |
Question 589218: A bicycle race covers a 75-mile training route to prepare for an upcoming race. If the racer could increase his average spees by 5 mph, he could complete the same course in 3/4 of the time. Find his average speed.
Click here to see answer by htmentor(1343)  |
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