Question

think you buy a packet of biscuit in which 8 biscuits yesterday ,today in same packet of biscuit we get 20% extra.
say how many biscuits we get extra

Answer 1

actually if u solve this u will get 9.6 biscuits....but since no biscuits industry will give half biscuits to their costumers therefore approximately 10 biscuits will be there in new packet.

Answer 2

In a packet of biscuit no of  biscuits yesterday =8

20 % extra offer today

Total no of biscuits = 8 + (8 * 20/100) = 9.6

The biscuits we get extra = 2