Question

One dozen of Banana`s cost Rs. 18. How much will be paid for 60 Banana`s .

Answer 1

Value of 1 dozen =12
And 12 banana costs=18
then 1 banana will cost=18/12
so 60 banana will cost=18/12*60
=90 rs

Answer 2

60 = 5 dozen
for 1 dozen= 18 RS
for 5 dozen = 18*5
=90 RS