Paul's mom gave him $20.00 on Monday morning to use on lunches. At his school, the school lunch costs $1.50, which he bought Monday through Thursday. On Friday, he decided to buy 2 slices of pizza instead of buying the school lunch. If the pizza costs $1.80 per slice, then how much of the money is left at the end of the school week?

$12.20

$11.90

$17.00

$10.40

Question

Mathematics

Ross

3 March, 19:56

Paul's mom gave him $20.00 on Monday morning to use on lunches. At his school, the school lunch costs $1.50, which he bought Monday through Thursday. On Friday, he decided to buy 2 slices of pizza instead of buying the school lunch. If the pizza costs $1.80 per slice, then how much of the money is left at the end of the school week?

$12.20

$11.90

$17.00

$10.40

+3

Answers (1)

Know the Answer?

Lizeth Clark · Answer 1

Paul has been spending 4 times $1.50 Monday through Thursday and twice $1.80 for 2 slices of pizza on Friday.

So he has been spending 4*1.50 + 2*1.80=6.00 + 3.60 = 9.60

So Paul still has 20-9.60 = $10.40