Question

The thickness of 12 sheets of paper is 3.16mm. Find the thickness of 1 sheet

Answer 1

79/300 mm

Explanation:

We can use Ratio and Proportion to answer this question,

We know,

12 sheets of paper = 3.16mm

So,

1 = 3.16/12 mm

So, the thickness of 1 sheet of paper is => 3.16 / 12

=> 79/300

Hope it helps :)

Answer 2

Explanation:

Thickness of 1 sheet = thickness of 12 sheets ÷ number of sheets

= 3.16 ÷ 12

= 0.26 mm