Question

There are 145 children taking swimming lessons at the pool. If 10 children will be assigned to each instructor, how many instructors need to be hired?

Answer 1

All we need to do is divide 145 by 10 and you get your answer :D

145 / 10 = 14.5

Well, we cant cut a person in half so we need to round to the nearest whole number. Since it's 5 we round up, so 15 instructors need to be hired.

Answer 2

All you do is divide 145 by 10 which equals 14.5. This means you will need 15 instructors so that everyone gets an instructor