Tutors Answer Your Questions about Travel Word Problems (FREE)
Question 954910: A plane has a cruising speed of 300
miles per hour when there is no wind. At this speed, the plane flew
600 miles with the wind in the same amount of time it flew
400 miles against the wind. Find the speed of the wind.
Click here to see answer by macston(5194)  |
Question 955035: A bicyclist is riding at a speed of 18 miles per hour down a long hill. The distance D she travels in feet can be modeled by d(t)=4t^2+18t, where t is the time in seconds. How long will it take her to reach the bottom of a 400 foot long hill?
Click here to see answer by stanbon(75887) |
Question 955034: The distance, d, an object travels is represented by the formula d = rt, where r is the rate at which the object is traveling and t is the duration of time over which the object travels. If d has units of meters and r has units of meters per minute, what must be the units of t?
A. seconds
B. meters
C. meters per second
D. minutes
Click here to see answer by stanbon(75887) |
Question 954936: The intensity of a radio signal from the radio station varies inversely as the square of the distance from the station. Suppose the the intensity is 8000 units at a distance of 2 miles. What will the intensity be at a distance of 4 miles? Round your answer to the nearest unit.
Click here to see answer by Fombitz(32388)  |
Question 955080: The distance between City A and City B is 250 mile. On a certain wall map, this is represented by a length of 1.2 feet. On the map, how many feet would there be between City C and City D, two cities that are actually 550 miles apart?
Click here to see answer by macston(5194)  |
Question 955181: If im doing a marathon for charity and every mile i run i earn 16$ every mile i bike i earn 12$. At the end of the marathon i ran and biked a total of 24 miles and earned 318$. How many miles did i run and how many miles did i bike?
Click here to see answer by josmiceli(19441)  |
Question 955199: Please help!!!
A DC-10 jumbo jet maintains an airspeed of 550 miles per hour in a southwesterly direction. The velocity of the jet stream is a constant 93 miles per hour from the west. Find the actual speed and direction of the aircraft.
Speed
mph
Direction
° west of south
Click here to see answer by Alan3354(69443)  |
Question 955232: Assume you are throwing a baseball up from the top of a building. The equation for the height of the ball, h, at time, t, is represented by the equation: h=-16t^2+64t+512
After how many seconds does the ball reach 432 feet?
I have gotten to this: 0=16t^2+64t+80 and then I get stuck. Please help!
Click here to see answer by stanbon(75887) |
Question 955297: lisa leaves philadelphia at 9:00am for Boston at an average speed of 45 mph. Two hours later, Mike leaves Philadelphia for Washington, DC traveling at an average speed of 60 mph. At what time will Lisa and Mike be 300 miles apart?
Click here to see answer by lwsshak3(11628) |
Question 955275: The top speed of a Dodge Charger SRT8 is 33 mph less than the top speed of a Chevorlet Corvette z06. At their top speeds, a Corvette can travel 6 miles in the same time that a Charger can travel 5 miles. Find the top speed of each car.
Click here to see answer by Theo(13342)  |
Question 955515: On the first part of a road trip to Batangas travelling on the highway, Kelly averages 60 kph. On the rest of the roadtrip, which was 10 kilometers longer than the first part, she averaged 50 kph. Find the total distance to Batangas if the second part of the trip took 30 minutes more than the first.
Help please!
Click here to see answer by rothauserc(4718)  |
Question 955637: Train A left Miami at 5 p.m. heading towards Stuart at the constant rate of 30 miles per hour. At the same time, Train B left Stuart heading towards Miami at the constant rate of 10 miles per hour. The trains traveled on separate, parallel tracks for the 90 miles that separate the two cities. What time did the trains pass each other?
Click here to see answer by ankor@dixie-net.com(22740)  |
Question 955638: A driver travels from town A to town B at a constant speed, and then from town B to town C at a different constant speed. He takes 4 hours to go from A to B, and the same time to go from B to C, even though the distance from B to C is 30 km greater. If his overall average speed is 80 km/h, find the distances between the three towns.
Click here to see answer by ankor@dixie-net.com(22740)  |
Question 955649: a hitch hiker begins to walk along a straight road at the rate of 6 mph to the next town, which is 36 miles away. after 10 minutes a car picks him up and an hour and a quarter after being picked up he is in town. how far was the car traveling?
the answer is 25 mph, but can you show me how to solve it?
Click here to see answer by ankor@dixie-net.com(22740)  |
Question 955704: Hi please help thank you. Two trains run on two sets of parallel tracks. The first train leaves a city 1/2 hr before the second train. The first train travels at 55 mi/hr. The second train travels at 65 mi/hr. How long does it take for the second train to pass the first train.
Click here to see answer by lwsshak3(11628) |
Question 955829: A ship left port A with a speed of 40 mph. In 1 hour and 15 minutes, a second ship left the port with a speed of 60 mph. In how many hours and at what distance from port A will the second ship catch up with the first one?
Click here to see answer by josmiceli(19441)  |
Question 955829: A ship left port A with a speed of 40 mph. In 1 hour and 15 minutes, a second ship left the port with a speed of 60 mph. In how many hours and at what distance from port A will the second ship catch up with the first one?
Click here to see answer by stanbon(75887) |
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