Last Year You Purchased 20 Shirts at $15 Apiece, 30

Question 256
Multiple Choice

Last year you purchased 20 shirts at $15 apiece, 30 CDs at $12 each, and 5 sweaters at $25 apiece. This year you buy 20 shirts at $20 apiece, 30 CDs at $12 apiece, and 5 sweaters at $20 apiece. If last year's index was 100, this year's index is A) 91.3. B) 102.0. C) 109.5. D) 9.5.