Correct option is D
Given:
First purchase: 52 books at ₹1125 each
Second purchase: 48 books at ₹910 each
Formula used:
Average price per book = Total cost ÷ Total number of books
Solution:
Total cost = (52 × 1125) + (48 × 910) = 58500 + 43680 = ₹102180
Total books = 52 + 48 = 100
Average price = ₹102180 ÷ 100 = ₹1021.80