a takes 30 days to complete work and b takes 20 days to do that same work and how much time as a and b will take when they will work collectively.
Answers
Answered by
1
hope u will like it.........
Attachments:
RobinSukhija:
thnx
wlcm......
what do u do?
ett
means?
Answered by
1
25days will both a and b take to complete the work
20 plus 30 / 2
--25 days.
20 plus 30 / 2
--25 days.
Pls mark it as brainliest if it helped.
Similar questions