See the attached picture:
I'm pretty sure that the answer is A
The value of 4 becomes 10 times greater in the second number than the first.
Answer:C B A
2222222222222222222222222222222222222222222222222222222
Answer:19.74 gallons of the gas in the tank is wasted.
Step-by-step explanation:
Since the efficiency of the gas engine is 6%, wastage is #= 100 - 6 = 94%.
Therefore wastage = 94% x 21=94 x21/100=19.74 gallons