A and Bwork together in 15days ifA complete this work in18.75 days.Both start work together but A left beforecompleting work 12.5days before.how many days Aansu B work together
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Answer:
Both worked 2.7/9 days
Step-by-step explanation:
let the work be constant LCM(15,18.75)= 75units
A does 5u/day
B does 4u/day
B works for the last 12.5 days so B does 50units
remaining 25 units done by both together
they do in 25/9=2.7/9days
both worked for 2. 7/9 days
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