Aptitude - Time and Work - Discussion
Discussion Forum : Time and Work - General Questions (Q.No. 2)
2.
A can lay railway track between two given stations in 16 days and B can do the same job in 12 days. With help of C, they did the job in 4 days only. Then, C alone can do the job in:
Answer: Option
Explanation:
| (A + B + C)'s 1 day's work = | 1 | , |
| 4 |
| A's 1 day's work = | 1 | , |
| 16 |
| B's 1 day's work = | 1 | . |
| 12 |
 C's 1 day's work = |
1 | - |  |
1 | + | 1 |  |
= | |
1 | - | 7 | |
= | 5 | . |
| 4 | 16 | 12 | 4 | 48 | 48 |
| So, C alone can do the work in | 48 | = 9 | 3 | days. |
| 5 | 5 |
Discussion:
226 comments Page 18 of 23.
Meenakshi dhawan said:
1 decade ago
@Saquib Ali.
You have solved it wisely.
You have solved it wisely.
Surendra said:
1 decade ago
Why you have shown 48/5 instead of 5/48?
Aaja said:
1 decade ago
Hi,
How to convert decimal to fraction?
How to convert decimal to fraction?
Vaishu said:
8 years ago
How did 1/4 become total one day's work?
Chethan k m said:
1 decade ago
How to write 48/5 in the form of 9 3/5?
Siva said:
11 months ago
Good and clear explanation. Thanks all.
(24)
Vignesh said:
6 years ago
@Neha.
It is 48/5=> 45+3/5 = 9 * 3/5.
It is 48/5=> 45+3/5 = 9 * 3/5.
Neha k. said:
6 years ago
I can't understand 9 3/5 last answer.
Bharathi said:
1 decade ago
How should know A, B, C work is 1/4.
Sunil said:
1 decade ago
Why 48/5 is written? please help me.
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