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SBI PO 27 June 2015 Paper
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© examsnet.com
Question : 47
Total: 100
A project manager hired 16 men to complete a project in 38 days. However, after 30 days, he realized that only
5
9
th of the work is complete
How many more men does he need to hire to complete the project on time ?
48
24
32
16
36
Validate
Solution:
Remaining work
= 1 -
5
9
=
4
9
∴
M
1
D
1
W
1
=
M
2
D
2
W
2
⇒
16
×
30
5
9
=
M
2
×
8
4
9
⇒
M
2
× 8 × 5 = 16 × 30 × 4
⇒
M
2
=
16
×
30
×
4
8
×
5
= 48
∴ Additional men
= 48 – 16 = 32
© examsnet.com
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