Question

The band sponsored a car wash. During the first session, the students earned $78. During the afternoon session, they earned $54. That evening when people were on their way home from work, the students earned $81. If the band charged a whole dollar amount for each car, what was the charge per car?

Answer 1

it can be either 1$ or 3$

Answer 2

$3.oo is an option :D thanks

Answer 3

in similar problems, try to find out common divisors