Question

The CP of 12 pens is Rs.50 and SP of 16 pens is Rs.60. Find the gain/loss percent

Answer 1

Answer:

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Answer 2

CP of 12 pens= 50
CP of 1 pen = 50/12
SP of 16 pens = 60
SP of 1 pen = 60/16 = 45/12

Cp> SP
=> loss
Loss= CP-SP
= 50/12 - 45/12. = 5/12
Loss percent = loss/CP x 100
= 5/12 / 50/12 x 100
= 5/12 x 12/50 x 100
= 10%