Question

Lannie ordered 12 copies of the same book for his book club members. The book cost $19 each and the order has a$15 shipping charge. What is the total cost of lannies

Answer 1

Twelve copies cost 12×$19 and another $15 to ship for a total of

12×19 + 15 = 12×(20 -1) + 15 = 240 + 3 = 243

Answer: $243