Aptitude - Profit and Loss - Discussion

Discussion Forum : Profit and Loss - General Questions (Q.No. 5)
5.
A vendor bought toffees at 6 for a rupee. How many for a rupee must he sell to gain 20%?
3
4
5
6
Answer: Option
Explanation:

C.P. of 6 toffees = Re. 1

S.P. of 6 toffees = 120% of Re. 1 = Rs. 6
5

For Rs. 6 , toffees sold = 6.
5

For Re. 1, toffees sold = 6 x 5 = 5.
6

Video Explanation: https://youtu.be/7wKrnZ0LKA8

Discussion:
211 comments Page 4 of 22.

Madhavi said:   4 years ago
From the question;

C.P = 1Re/6.
Always assume C.P=100%.
Now Profit =20%.
S.P=C.P+ Profit=120%.

100%------>1Re/6T.
120%------>1Re/xT.
If we do cross multiplication we will get x=5.
(1)

Vishnu prakash said:   4 years ago
100 paisa = 6 toffee -----> 1
120 paisa = X toffee -----> 2.

So the equation 1&2 equal.

Then, 100 * 6 = 120 * X.
X = 600/120.
X = 5.
(1)

123 said:   2 decades ago
How do you got 120%.

Rajivkumar said:   2 decades ago
What is Rs. 6/5? Explain how it came?.

Sundar said:   2 decades ago
Hi All,

Selling Price (SP) of 6 toffees

= 120% of 1
= (120/100) x 1
= (12/10) x 1
= (6/5) x 1
= 6/5

Therefore Selling Price of 6 toffees = 6/5.

Hope you understand guys. Have a nice day!

M.venkateswara reddy said:   2 decades ago
Let C.P. of 6 toffees = Re. 1

Re.1 is assume 100%

we know the profit=20%

Selling Price (SP) = profit+ C.P.

= 120% of 1
= (120/100) x 1
= (12/10) x 1
= (6/5) x 1
= 6/5

Therefore Selling Price of 6 toffees = 6/5.

Hari said:   2 decades ago
Hi all,

Let me exaplin more clearly.

We have sp= (gain+100) *cp/100.

So, sp= (20+100) *1/100 = 120/100 = 6/5.

Now no. of toffes for 6/5 rupees= 6, then toffes for 1 rupee (see in ques last sentence) is asked?.

So, it is = 6*5/6 = 5 is the answer!.

Chetan said:   1 decade ago
6 toffees---> 1 re
given profit % = 20%
=>S.P of 6 toffees = 1.2 re

Now consider only S.P

1.2 re--> 6 toffee
1 re ---> ? toffee

6/1.2 =5

Harish said:   1 decade ago
Thanks chetan.

Chethu said:   1 decade ago
We can also convert Re.1=100paise
therefore each toffee is 100/6=16.67p
we need 20% gain on each toffee.
so the SP should be 120%.
(120/100)*16.67 is 20p
20p*5=100paise=Re.1
so 5 toffees should be sold.


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