A pencil costs Rs 10.
An eraser costs Rs 5.
I bought 6 pencils and 2 erasers and gave a Rs 100 note to the shopkeeper.
The shopkeeper returned the balance in Rs 10 coins only.
How many coins did I get?

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• A 30
• B 3
• C 1
• D 2

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Answer: B. 3

₹10 x 6 = ₹60
₹5 x 2 = ₹10
₹60 + ₹10 = ₹70

Amount returned back = ₹100 - ₹70 = ₹30

30 divided by 10 = 3

So, 3 coins

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