arithmetic
posted by sreemonti mukherjee on .
A water tank can hold 56 1/4 litres of water .How much water is contained if it is 8/15 full?

Multiply ~
8/15 * 225/4
What do you get? 
56 + 1 / 4 =
4 * 56 / 4 + 1 / 4 =
224 + 1 / 4 =
225 / 4 liter
225 / 4 * ( 8 / 15 ) =
8 * 225 / ( 4 * 15 ) =
1800 / 60 = 30 litres