Question

P and Q together can complete a work in 8 dayd and 16 days respectively. they work on alternative days with q starting the job. In how many days will the job be completed ​

Answer 1

Step-by-step explanation:

P=8 efficiency=2

Lcm=16

Q=16 efficiency=1

First day second day

Q P

1 2

3 unit work=2 day

×5 ×5

15 unit work=10day

+1(Q) +1

16 unit work=11days

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