Question

Help I need help don’t mind my work it is my test I need to make correction

Answer 1

First, find the number of people who need chairs.

18 + 9 + 15 + 12 = 54

Subtract the people who cant come

54 - 6 = 48

Divide by amount of chairs per row

48/6 = 8

C. 8 rows of chairs are needed.