Question

the selling price of 16 book is equal to the cost price of 12 books . find the gain or loss percent

Plz Answer In solution ​

Answer 1

Step-by-step explanation:

Let the CP of one book be Rs. x. So,

CP of 16 books =Rs. 16x

According to the question,

SP of 12 books =Rs. 16x

Therefore,

SP of one book = Rs 16x / 12 = 4x / 3

Therefore,

Gain%= (4x/3 - x) / x × 100

=x / 3x = 33 whole ⅓%

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