mathematics problem sum
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6 Days
Step-by-step explanation:
A has completed 1/6 of his work whereas B has completed 2/6 of his work as he is twice as faster further explanation is in the attachment.
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A in 1 day can do 1/12 job
B in 1 day can do 1/6 job
So in 1 day both can finish 1/12+1/6=3/12=1/4 job
In 2 days they finish 2×(1/4)=1/2 job
Amount of job remaining =1-(1/2)=1/2 job
A finishes 1/12 job in 1 day
So A can finish the (1/2) job in (12/1)×(1/2)=6 days
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