Two persons could fit new windows in a house in 3 days. One of the persons fell ill before the work started. How long days would the job take now?
3
4
6
9
A
3
B
4
C
9
D
6
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Solution
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No. of persons Time taken
23 days
1x days
By inverse proportion,
2 x 3=1 x x
∴x=6
Answer is 6 days
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