Question

if the selling price of 10 pencils is equal to the cost price of 12pencils the gain per cent is

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Answer 1

Step-by-step explanation:

Let,

C.P of 10 pencils= ₹ x

S.P of 12 pencils= ₹ x

Then, at the same cost the number of pencils gained

= 2 pencils.

So, profit percentage= Profit/ C.P × 100 = 2/10 × 100= 20%

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