neha can do the price of work in 20days ,where as Tracy can do the same job in just 5 days if they wprk together,In how many days can the work be completed ?
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Answer:
4 days
Step-by-step explanation:
time taken by neha to complete work=20 days
work done by neha in 1 day=1/20
time taken by tracy to complete work=5 days
work done by tracy in 1 day=1/5
work done by neha and tracy in 1 day=1/20+1/5=(1+4)/20=1/4
no of days taken by neha and tracy together= 4 days
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