Question
Gem bought some Chemistry books at $13 each. She also bought an equal number of English books at a different price. The average price of one Chemistry and one English book was $10. Gem paid $66 more for the Chemistry books than the English books.
  1. What was the cost of one English book?
  2. How many Chemistry books did Gem buy?
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Gem bought some Chemistry books at $13 each. She also bought an equal number of English books at a different price. The average price of one Chemistry and one English book was $10. Gem paid $66 more for the Chemistry books than the English books.
  1. What was the cost of one English book?
  2. How many Chemistry books did Gem buy?