The amount of gas that a helicopter uses varies directly as the number of hours spent flying. The helicopter flies for 2 hours and uses 30 gallons of fuel. Find the number of gallons of fuel that the helicopter uses to fly for 6 hours.
a. 90 gallons
b. 12 gallons
c. 105 gallons
d. 96 gallons
2007-09-26 08:43:05 · 5 answers · asked by . 1 in Science & Mathematics ➔ Mathematics
A. (I can do this in my head!)
2007-09-26 08:46:37 · answer #1 · answered by PMP 5 · 0⤊ 0⤋
2 hours = 30 gallons
so 6 hours = 90 gallons.
choice A
2007-09-26 15:47:32 · answer #2 · answered by MC 2 · 0⤊ 0⤋
a, 90 gallonsEDIT- 2 hours it burns 30 gals, in 6 hours, he flies 3 times the two hours, so 3x 30 = 90
2007-09-26 15:47:32 · answer #3 · answered by Dragon'sFire 6 · 0⤊ 0⤋
g= 15h = 15*6 = 90 gallons
2007-09-26 15:48:37 · answer #4 · answered by ironduke8159 7 · 0⤊ 0⤋
answer: sinc eit is directly proportional ....
30 gallons/2 hr * 6 hr = 90 gallons - A is the answer
2007-09-26 15:47:38 · answer #5 · answered by Metallurgist 2 · 0⤊ 0⤋