A and B individually can do a work in 15 days and 30 days respectively.They worked for 5 days and then both of them left.After that, C came and finished the remaining part of the work in 5days.How long will C take to finish the work?
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Answer:
10 days
Step-by-step explanation:
A 1 day work =1/15
B 1day work =1/30
A+B 1 day work =1/15+1/30
A+B 5 day work= 5(1/15+1/30)
A+B 5 day work=1/2
Remaining work=1-1/2
Remaining work=1/2
1/2 of the work is done by C in 5 days
1 of the work is done by C in
5×2 days =10days
pls mark as branliest answer
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