Question

The thickness of a ream of printing paper is 5.2 cm. It contains 500 sheets of paper. What is
the average thickness of one sheet of paper in metre ?

Answer 1

The thickness of a ream of printing paper is 5.2 cm $= \frac{5.2}{100} = 0.052 \;m$

The average thickness of one sheet of paper $= \frac{0.052}{500} = 0.000104 \;m$