SOLUTION: A plane can fly 600 miles in the same time it takes a car to go 240 miles. If the car travels 90 mph slower than the plane, find the speed of the plane
Algebra.Com
Question 721115: A plane can fly 600 miles in the same time it takes a car to go 240 miles. If the car travels 90 mph slower than the plane, find the speed of the plane
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = the time for both
Let = the speed of the plane
= the speed of the car
Equation for car:
(1)
Equation for plane:
(2)
----------------
(2)
and
(1)
(1)
(1)
(1)
(1)
The plane's speed is 150 mi/hr
check:
(2)
(2)
(2) hrs
and
(1)
(1)
(1)
(1) hrs
OK
RELATED QUESTIONS
A plane can fly 480 miles in the same time as it takes a car to go 210 miles. If the car... (answered by scott8148)
A plane can fly 520 miles in the same time as it takes a car to go 160 miles. If the car... (answered by Cromlix)
a plane can fly 980 miles in the same time it takes a car to go 350 miles. If the car... (answered by fractalier)
A plane can fly 640 miles in the same time as it takes a car to go 280 miles. If the car... (answered by josgarithmetic)
A plane can fly 300 miles in the same time as it takes a car to go 180 miles. If the car... (answered by josmiceli)
A plane can fly 280 miles in the same time as it takes a car to go 100 miles. If the car... (answered by Theo,MathTherapy)
a plane can fly 300 miles in th same time as it takes a car to go 120 miles. if the car... (answered by richwmiller)
A plane can fly 560 miles in the same time as it takes a car to go 240 miles. If the car... (answered by Alan3354)
a plane can fly 735 miles in the same time it takes a car to go 310 miles. if the car... (answered by jorel1380)