Question

A Dozen pencil cost rs30.The cost of 5 pencil is, ​

Answer 1

Answer:

12.5

Step-by-step explanation:

cost of dozen (12) pencils= 30

cost of one pencil = 30/12

cost of 5 pencils = 30/12 *5

= 12.5

(by unitary method)

Answer 2

The cost of a dozen pencil = Rs. 30

1 dozen = 12

The cost of 1 pencil = 30 ÷ 12 = 2.5

The cost of 5 pencils = 2.5 × 5 = 12.5

So, The cost of 5 pencils = Rs. 12.5

Hope it's help you