# PROFIT AND LOSS: Q 1: Raju bought a buffalo for rs. 10000 and a cow for rs. 7500. He sold the buffalo at a loss of 12% and the cow at a gain of 20%. Find his total gain or loss percent. Q 2: By selling a watch for rs. 900, a man gains 20%. Find the C.P and Gain of the watch. Q 3: A dealer loses 20%, if he sells an article for rs. 45. At what price should we sell the article, if he wants to gain 20%. Q 4: By selling a book for rs. 132 a man gains 20%. What is the C.P of the book? plzzzz help me answer these questions..... its very urgent frndz i have to submit it tomorrow itself please help me :(

1
by Deleted account

• Brainly User
2015-01-18T14:15:35+05:30
These are the notations I'm gonna use,
Cost Price → P
Selling Price → P+∆P
Profit (or) Loss → ∆P
Relative Profit (or) Relative Loss →

1.
Hence, Net Gain (or) Net Loss is .
Relative Net Gain.
Gain Percent is 1.714%.

2.
Hence, .
Cost Price is 750 and Profit is 150.

3. Let 'P' be the price of article, then .
Hence, Cost Price (P) is 56.25.
Now, .
Then Selling Price (P+∆P) is 67.5.

4. We have, .
Then, Cost Price (P) is 110.

i have some more questions so couls you plzz help me to answer them ?
I shall try :-)
thanks
m gonna message u those questions
hii