In wallet, there are notes of the denominations ₹10 and ₹50. The total number of notes is 12. The number of ₹10 and 50 notes are in the ratio of 1 : 2. Total money in the wallet is:
Answer & explanation
Correct answer: option 4
Given,
Rs. 10 and Rs. 15 notes are in the ratio 1 : 2.
Total no. of notes = 12,
⇒ (1 + 2) units = 12,
⇒ 3 units = 12,
⇒ 1 unit = 4,
⇒ 1 x 4 = 4, 2 x 4 = 8,
⇒ 4 : 8 = 4 x Rs. 10 = Rs. 40 and 8 x Rs.50 = Rs.400,
⇒ Total amount = 40 + 400 = Rs. 440.