Question

A hawker gains the selling price of 4 ball point pen on selling 1 dozen pens . What is his gain percentage?

Answer 1

Answer:

S.P. of

12

gel Pens-C.P. of

12

gel pens= S.P. of

4

gel pens

⇒

C.P. of 12 gel pens=S.p. of 8 gel pens

Let the S.P. of 1 gel pen = Rs. 1. then

C.P. of 12 gel pesn= Rs. 8

S.P. of 12 gel pesn= Rs. 12

∴

Gian= Rs. 12- Rs. 8= Rs. 4

Gain %=

(

4

8

×

100

)

%=50%