A wallet has a total of ₹ 200 which includes 1 note is of ₹ 50, 2 notes of ₹ 20 and 10 notes of ₹ 10 and rest are ₹ 2 coins. How many coins are there?
A
8
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B
4
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C
10
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D
5
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Solution
The correct option is D 5 Total sum = ₹ 200 Total value of ₹ 2 coins =200−(1×50+2×20+10×10) =200−190 =10 Value of 1 coin of ₹ 2 is 2. Hence, the number of ₹ 2 coins =102=5.