Multiple choice

A student bought 4 books for Rs. 120 from one bookshop and 6 books for Rs. 150 from another. The average price (in rupees) of each book? एक छात्र ने एक किताब की दुकान से 120 रू. में 4 किताबें खरीदी। दूसरी दुकान से 150 रू. में 6 किताबें खरीदी तो प्रत्येक किताब का औसत मूल्य क्या था?

  1. ₹ 27

  2. ₹ 27.50

  3. ₹ 135

  4. ₹ 138

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Total cost = 120 + 150 = Rs. 270. Total books = 4 + 6 = 10. Average price = Total cost / Total books = 270/10 = Rs. 27. Option C (₹135) is a trap — it's the sum of both purchase amounts, not the average.