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:

₹ 440

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.