Question

A pencil costs two and a half rupees. Amit buys
one and a half dozen pencils and gives a 100
note to the shopkeeper. The money he will get
back is​

Answer 1

One and half dozen = 12 + 6

= 18

Cost of One and half dozen pencils = 18 * 2.5

= 45 rupees

hence,the shopkeeper was to give Amit 55 rupees.

Answer = 55 rupees