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Time and Work Practice Test 2 with solutions
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© examsnet.com
Question : 6
Total: 40
A is thrice as good a workman as B and takes 60 days less than B for doing a job. The time in which they can do it together is:
15 days
30 days
22
1
2
days
60 days
Validate
Solution:
Let the time taken by B = 3x days
A is thrice as good as B
So, time taken by A = x days
According to the statement,
3x - x = 60
2x = 60
x = 30
Work done by B =
1
3
x
=
1
90
Work done by A =
1
x
=
1
30
Work done together =
1
90
+
1
30
=
1
+
3
90
=
4
90
=
2
45
Time taken =
45
2
=
22
1
2
days
© examsnet.com
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