Aptitude - Profit and Loss - Discussion

Discussion Forum : Profit and Loss - General Questions (Q.No. 2)
2.
The cost price of 20 articles is the same as the selling price of x articles. If the profit is 25%, then the value of x is:
15
16
18
25
Answer: Option
Explanation:

Let C.P. of each article be Re. 1 C.P. of x articles = Rs. x.

S.P. of x articles = Rs. 20.

Profit = Rs. (20 - x).

20 - x x 100 = 25
x

2000 - 100x = 25x

125x = 2000

x = 16.

Video Explanation: https://youtu.be/sidqvjUoZxY

Discussion:
353 comments Page 27 of 36.

Rohan said:   8 years ago
Thanks @Chetan.

Jay said:   8 years ago
Bekar explanation, thanks @Sanjeet.

Rajeshwar emmadoju said:   8 years ago
cp*20=sp*x-----> (1).
profit = 25%.
so,
cp=1y ,sp=1.25y.
from eq 1;

1y*20=x*1.5y.
solve x=20/1.5=16.

Subhanandhini said:   8 years ago
Hi guys,

Here , Given that S.p = 20x.
Profit = 25%.
We need to find the value of x, which is C.P
Hence, C.P=20x÷125*100
125=20x*100
125=2000x
X = 2000÷125
=16.

Rahul rajshekhar said:   8 years ago
X.SP=20CP.
SP/CP=20/x.
SUPPOSE;
SP=20.
CP=x.
profit=SP-CP=y=20-x.
profit%=y x 100/CP.
25=y x 100/x.
solve it.
then, we get the value of x.

Muddasir Nawaz said:   7 years ago
Lets C.P. of 20 articles=100 rupees.
then S.P. of 20 articles = 125 (with 25% profit).
S.P. of 1 article =125/20 = 6.25.

The C.P. and S.P. is equal which is 100. So one can sale 16 articles having the price of 6.25 in 100 rupees.

As following
100/6.25=16.

Pranay katkar said:   7 years ago
I got it. Thanks @Chetan.

Gopinath said:   7 years ago
Thanks for explaining @Chetan.

Vatsalya said:   7 years ago
Why it's not 25 can anyone explain?

Sahil said:   7 years ago
@Vatsalya.

If C.P of 20 articles = S.P of 25 articles.

Then there will be a loss, not profit.


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