Question

3. The cost of 16 pencils is 112. Find the cost of following:
(b) 15 pencils
la) 7 pencils

Answer 1

Please find the attached photo for your answers.

Answer 2

Step-by-step explanation:

1. The cost of 16 pencils is= 112

cost of 1 pencil = 112/16 = 7

Ans (b) cost of 15 pencils = 15×7

=105

Ans (a) cost of 7 pencils = 7×7

= 49