A gas tank is 1/5 th full and requires 32 gallons to make it 3/7 full. What is the capacity of the tank?

A 1220 gallons
B 140 gallons
C 135 gallons
D 145 gallons

Correct Answer: 140 gallons

Difference between the given two portion can hold 32 gallon Now, ( 3/7 - 1/5) = (15 - 7) / 35 = 8/35 th is equal to 32 gallons 1st (total) is equal to = (32× 35)/8 = 140
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