30 buckets of water fill a tank when the capacity of each bucket is 13.5 litres. How many buckets will be required to fill the same tank if the capacity of each bucket is 9 litres?
Select:
A) 30  B) 32  C) 45  D) Data inadequate  E) None of these
Capacity of the tank = 30 Ã— 13.5= 405 litres   When the capacity of each bucket = 9 litres, then the required no. of buckets   =405â„9 = 45   Answer 45
<result>C</result>
30 buckets of water fill a tank when the capacity of each bucket is 13.5 litres. How many buckets will be required to fill the same tank if the capacity of each bucket is 9 litres?