Question

If the cost price of 20 pencils is equal to the selling price of
16 pencils, find the profit percent.
(Ans: 25%​

Answer 1

Step-by-step explanation:

let c.p of 1 pen be Rs 1

then cp 5 be Rs 5×1=Rs 5

C.p of 20 pen be =Rs 20

Now cp of 20 pencil = sp of 16 pen

Then,

sp of 16 pen = Rs 20

so sp is greater then cp, there is profit

p=sp-cp=20-16=4

p%=p/cp×100=4/16×100=25%.ans

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Answer 2

Step-by-step explanation:

profit percentage= 25%

see the attachment

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