Question

5. A and B can do a piece of work in 10 days, B and C in 15 days and C and A in 12 days.
of days B will require to finish the work if he works alone.
san
In how many days can A, B and C finish it if they all work together? Also find the number of days
B will require to finish the work if he works alone​

Answer 1

Answer:

8 days

Step-by-step explanation:

let the work be 180

a and b do work =180/10

18

b and c do work =180/15

=12

c and a do work =180/12=15

in one day the work

2(a+b+c)=45

a+b+c=45/2

180÷45/2

=8