A. 14
B. 15
C. 16
D. 18
12 buckets of water fill a tank when the capacity of each bucket is 13.5 litres. How many buckets will be needed to fill the same tank, if the capacity of each bucket is 9 litres?
A. 14
B. 15
C. 16
D. 18
A. 14
B. 15
C. 16
D. 18