Question

Tom and his sister both decided to get part-time jobs afterschool at competing clothing stores. Tom makes $15 an hour and recieves $3 in

commission for every item he sells. His sister makes $7 an hour and recieves $5 in commission for every item she sells. How many items
would each of them have to sell to make the same amount of money in an hour?

Answer 1

Each of them would sell four items.

Explanation:

Tom - 15+3+3+3+3= $27

His sister - 7+5+5+5+5= $27