A bag contains 2 rupee, 1 rupee and 50 paise coins in the ratio 2 : 3 : 4. If the total amount in the bag is Rs.50, then find the number of 50 paise coins.
Answer & explanation
Correct answer: option 4
Rs.1 Rs.2 50 P.
No. of Coins ⇒ 2 : 3 : 4
Value ⇒ 2 : 6 : 2 ⇒ 10R
10R = 50 (given)
1R = 5
No. of 50 P. coins = 4R = 4 × 5 = 20