Question

A fingernail grows about 0.1 mm, day. How much does a fingermail grow in 45 days ? 90 days?​

Answer 1

- In 45 days = 4,5mm ; In 90 days = 9mm

Explanation:

in 45 days = 0,1 * 45 = 4,5 mm ; in 90 days = 0,1 * 90 = 9mm