Question

A can do a job in 4 days, and B in 9 days. (i) How long will they take to complete the job together? ​

Answer 1

Answer:

2 days is your answer I hope this helps

Answer 2

Answer:

Part of work finished by A in a day =1/6

Part of work finished by B in a day=1/9

Part of work finished together A and B=1/6+1/9

=3+2/18=5/18

A and B can complete work =18/5days =

3days 14hours 24min

Step-by-step explanation:

follow and mark