SSC Government Jobs Exams Numerical Ability Time and Work

P can finish a work in 18 days. Q can finish the same work in 15 days. Q worked for 10 days and left the job. how many days does P alone need to finish the remaining work?

Options
1) 8
2) 5
3) 4
4) 6

Read Solution (Total 1)

6 days:
p one day work=1/18
q one day work=1/15
q 10 days work=10/15 =2/3
remaining work=1-2/3 =1/3
1/3 of work done by p in=(1/3)*18=6
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SSC Other Question

113,128,161,185,? P, Q and R can do a work in 20, 30 and 60 days respectively. How many days does it need to complete the work if P does the work and he is assisted by Q and R on every third day?

Options
1) 10 days
2) 14 days
3) 15 days
4) 9 days