The table shows the amount earned for washing cars. How much is earned for washing 25 cars? 3 cars=$13.50, 6 cars=$27, 9 cars=$40.50, and 12 cars=$54

Answer 1

54/12 = 4.50

25 * 4.50 = ?

Answer 2

looks like it costs $4.50 to wash one car

What seems to be the problem ?