The Thompson family and the Evans family each used their sprinklers last summer. The water output rate for the Thompson family's
sprinkler was 20 L per hour. The water output rate for the Evans family's sprinkler was 25 L per hour. The families used their sprinklers for a combined total of 55 hours, resulting in a
total water output of 1225 L. How long was each sprinkler used?
Salesman B has no cap and get commission for everything he sells so how much he could make is over A because he has a cap and C doesn’t get commission.
