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Time and Work Practice Test 1 with solutions
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© examsnet.com
Question : 15
Total: 40
Netra and Neha alone can do a work in 43 and 41 days respectively. They started working together but Neha left on the starting of the 20th day. Then the remaining work was completed by Netra alone. Find the time taken by Netra to complete the remaining work.
3
38
41
days
3 days
4
3
41
days
4
592
1763
days
None of these
Validate
Solution:
👈: Video Solution
Work done by Netra and Neha in 19 days
= 19
(
1
43
+
1
41
)
=
1596
1763
Work left = 1 -
1596
1763
=
167
1763
Netra alone can complete the work in 43 days.
So,
167
1763
rd part of the work can be done in
(
43
×
167
1763
)
days
=
167
41
=
4
3
41
days.
© examsnet.com
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