3 at $2 + 6 at $4
6 + 24
30
A book store sells books for $4 each. When a customer purchases 2 books they receive 1 additional book for half-price . Anna bought just enough books to receive 3 half-price books. How much money did Anna spend?
2 answers
6 @ $4 = $24
3 @ $2 = $6
24 + 6 = ?
3 @ $2 = $6
24 + 6 = ?