Question

Presley is organizing the school book sale. Each stall will have 40 books on the shelf and 2 boxes of books with b books inside. Presley also has 200 books in inventory to refill the shelves as books sell. This situation can be written as the following expression:
40s + (2b)s + 200

How many books should Presley have ready if she plans to open 8 stalls and have 12 books in each box?
A) 520 B) 712 C) 820 D) 1,622

Answer 1

B. 712 is the answer

Answer 2

40(8) + (2(12))(8) + 200
320 + 24(8) + 200
520 + 192
712
Answer: B. 712