12 buckets of water fill a tank when the capacity of each bucket is 55 litres. How many buckets will be needed to fill the same tank, if the capacity of each bucket is 5 litres? Select:
A) 142
B) 130
C) 132
D) 123
E) 120

Rationale: "capacity of the tank = ( 12 ã — 55 ) litre number of buckets required of capacity of each bucket is 17 litre = 12 ã — 55 / 5 = 12 ã — 11 = 132 answer is c"
Answer: C