A shopkeeper sells one transistor for Rs. 840 at a gain of 20% and an…

Question

A shopkeeper sells one transistor for Rs. 840 at a gain of 20% and another for Rs. 960 at a loss of 4%. His total gain or loss percent is:

Accepted Answer

Option B. 5 1517 % gain. Answer & Solution Answer: Option B Solution: & C .P .\, of\,1^st\, transistor & = Rs.\, ( 100120 × 840 ) = Rs.\,700 & C .P .\, of\,2^nd\, transistor & = Rs.\, ( 10096 × 960 ) = Rs.\,1000 & So,\, total\, C .P .\, = Rs.\, ( 700 + 1000 ) = Rs.\,1700 & Total\, S .P .\, = \,Rs.\, ( 8…