12 buckets of water fill a tank when the capacity of each bucket is 81 litres. How many buckets will be needed to fill the same tank, if the capacity of each bucket is 9 litres?	Choose one.
A) 96  B) 110  C) 100  D) 90  E) 108
Capacity of the tank = (12 Ã— 81) litre   Number of buckets required of capacity of each bucket is 17 litre = 12 Ã—81/9=12Ã—9=108   Answer is 108
<result>E</result>
12 buckets of water fill a tank when the capacity of each bucket is 81 litres. How many buckets will be needed to fill the same tank, if the capacity of each bucket is 9 litres?