Question

It takes 68 days for John to plants to grow 3 centimeters. About how many weeks is that? The answers choices are as follow : about 10 week; about 12 weeks; about 14 weeks; or about 15 weeks.

Answer 1

We know that there are 7 days in a week, so just divide 68 ÷ 7 and you should get 9.71 which is approximately 10 weeks

Answer 2

7 days a week 
68 days = 9 weeks 5 days 
So about 10 weeks! hope this helps :)