Question

A can do a piece of work in 4 days and B in 6 days.how long will they take to the same work when working together​

Answer 1

Answer:

2.4 days

Step-by-step explanation:

A's one day work=1/4

B's one day work=1/6

If the work together

Therefor one day work of (A+B)=1/4+1/6

       LCM-12                                =3/12+2/12

                                                     =5/12

Therefore they can complete the work in 12/5 days i.e 2.4 days