Question
Raeann bought some Social Science books at $13 each. She also bought an equal number of Biology books at a different price. The average price of one Social Science and one Biology book was $8. Raeann paid $60 less for the Biology books than the Social Science books.
  1. What was the cost of one Biology book?
  2. How many Social Science books did Raeann buy?
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Raeann bought some Social Science books at $13 each. She also bought an equal number of Biology books at a different price. The average price of one Social Science and one Biology book was $8. Raeann paid $60 less for the Biology books than the Social Science books.
  1. What was the cost of one Biology book?
  2. How many Social Science books did Raeann buy?