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Time and Work
X and Y can do a piece of work in 20 days ...
0
X and Y can do a piece of work in 20 days and 12 days respectively. X started the work alone and then after 4 days Y joined him till the completion of the work. How long did the work last?
12 days
19 days
10 days
none of these
Asked By :
Subramanian
Category :
Time and Work
Aptitude
Logical
IBPS
Answer
c. 10 days
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