A stationary engine has enough fuel to move 12 hours when its tank is 4/5 full, how much
hours will it run when the tank is 1/3 full	Choices:
A) 3 hours B) 4 hours C) 5 hours D) 6 hours E) 7 hours
when engine is (4/5) full,it moves for 12 hr   so, when tank is full, it will move = 12/(4/5)= 
<gadget id="calculator">12/(4/5)</gadget>
<output>15</output>
15 hr   So, when it is 1/3 full, it will move= 15*(1/3)= 
<gadget id="calculator">15*(1/3)</gadget>
<output>5</output>
5 hours   ANSWER:5 hours
<result>C</result>
A stationary engine has enough fuel to move 12 hours when its tank is 4/5 full, how much
hours will it run when the tank is 1/3 full