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M: +2.00/-0.50

Rahul alone can complete a work in 10 days and Sonu alone can complete the same work in 15 days. If they work together for 4 days then days, then what part of total is left ?

 

[SSC CHSL 15th March 2023 Shift-1 With Answers]
A
B
C
D

EXPLANATION

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