A and B together can build a wall in 25 days. They work together for 15 days and then B goes way. A finishes the rest of the work in 20 days. How long would each take to finish the work separately?
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Answer:
here your answer
A= 50 days
B= 50 days
Step-by-step explanation:
according to question
A and B together can build a wall in 25 days.
A and B together can build a wall in
one day is 1/25 days
they work together 15 days
so
15/25=3/5 work completed
remaining 2/5 work left
theses work can completed a in 20 days
2/5 work can do it in 20 days
total work completed by a alone is
5/2×20=50 days
a alone finish a work in 50 days then
a one day work 1/50
lly
b alone can do one day work is
1/25-1/50=2-1/50=1/50 this is b one day work
b alone can finished the total work is 50 days.
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