Aptitude - Alligation or Mixture - Discussion

Discussion Forum : Alligation or Mixture - General Questions (Q.No. 8)
8.
A container contains 40 litres of milk. From this container 4 litres of milk was taken out and replaced by water. This process was repeated further two times. How much milk is now contained by the container?
26.34 litres
27.36 litres
28 litres
29.16 litres
Answer: Option
Explanation:

Amount of milk left after 3 operations = 40 1 - 4 3  litres
40

   = 40 x 9 x 9 x 9 = 29.16 litres.
10 10 10

Discussion:
67 comments Page 5 of 7.

N.M said:   3 years ago
I think we can understand this by the formula of successive discounts.

Am I right?
(7)

Puja said:   1 decade ago
It has given repeated twice, so three is taken as a power? Still not getting.

Sagar said:   9 years ago
Your logic is good Now, I can understand the solution. Thanks @Krishna.

Sahulions said:   1 decade ago
@Ramesh.

40(1-16/40)(1-10/40) = 18 litres milk and 22 litres of water.

Shree said:   7 years ago
I get the solution with the help of given explanation, Thanks.

Vijay Karen said:   4 years ago
@Bhavna

17.7 is the answer for your question, Am I right?
(2)

Jon said:   1 decade ago
@Krisna

If in option there is 28.9 then what will you do?

Shashank saraf said:   1 decade ago
Thanks dilip I understood the solution very well.

Nlff said:   1 decade ago
The description of the problem is ambiguous.

Ksanjeev said:   7 years ago
@Parvy Govil.

Very well explained. Thanks.


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