Aptitude - Profit and Loss - Discussion

Discussion Forum : Profit and Loss - General Questions (Q.No. 3)
3.
If selling price is doubled, the profit triples. Find the profit percent.
66 2
3
100
105 1
3
120
Answer: Option
Explanation:

Let C.P. be Rs. x and S.P. be Rs. y.

Then, 3(y - x) = (2y - x)    y = 2x.

Profit = Rs. (y - x) = Rs. (2x - x) = Rs. x.

Profit % = x x 100 % = 100%
x

Video Explanation: https://youtu.be/dPzF10mGsWE

Discussion:
306 comments Page 25 of 31.

Lizzy said:   1 decade ago
You should calculate % profit after the price is doubled and the profit tripled.

Chandra said:   3 years ago
SP is double means 2x.
CP is Triple means 3x.
Diff is 1.
1P = 1.
100P = 100.
(42)

Redhotpoker said:   4 years ago
In the final equation why selling price is x. Why not 2x? Please explain me.
(1)

Ezhilarasi.M said:   2 decades ago
I don't understand explanation. So, please tell me detailed explanation.

MANSI said:   1 decade ago
Why here 2y-x is done? As we are only doubling selling price which is y.

Vinod said:   1 decade ago
= S.P - C.P = PROFIT/100%

= 2X- 3X =1X/100%

= X = 1/100
=100%.

Ram said:   1 decade ago
If selling price doubled we can use only 2y?

Why all are used 2y-x?

Prathap said:   1 decade ago
Formula's used:

1) Profit = SP-CP.

2) Profit % = Profit/CP *100.

Pratyusha said:   1 decade ago
How can you write profit=3(y-x)=2y-x ? Please can any one tell me.

Swathi said:   2 decades ago
Why did you equaled 3 (y-x) = (2y-x). Please explain it detaily.


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