IBPS Clerk Prelims Model Paper 23

(B + C)’s one day’s work =

1

8

(A + B)’s one day’s work =

1

12

(A + C)’s one day’s work =

1

16

(A + B + C)’s two days’ work =

1

8

+

1

12

+

1

16

=

6+4+3

48

=

13

48

(A + B + C)’s one day’s work =

1

2

×

13

48

=

13

96

⇒ (A + B + C) can complete the work in

96

13

, i.e., 7

5

13

days.