A can finish a work in 12 days while b can finish the same work in 15 days. If both work together, then calculate the time taken to complete the work.
Answers
Answered by
1
Answer:
20/3 days
Step-by-step explanation:
A one day work = 1/12
B one day work = 1/15
if they work together then ome day work will be 1/12 + 1/15 = 27/180 = 3/20
so total work will be done in 20/3 days
Answered by
1
Answer:
6 2/3days
Step-by-step explanation:
A=12 days
B=15 days
both=12*15/12+15
=6 2/3 days
Similar questions