A can do a piece of work in 20 days and b can do a work in 30 days how long will they take to do the work together
Answers
Answered by
1
Answer:
12 days
Step-by-step explanation:
a=1/20days
B=1/30 days
together to work = a+b
a+B =1/20 +1/30
=(3+2)/60
=5/60
=1/12 days
Answered by
0
Step-by-step explanation:
so so the work will be completed in 12 days if they work together
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