A) 6 days |
B) 4 days |
C) 10 days |
D) 8 days |
D) 8 days |
A's 1 day's work = 1 / 12
B's 1 day's work = 1/ 24
(A + B)'s 1 day's work = \( \Large\frac{1}{12} + \frac{1}{24} \)
=\( \Large\frac{2 + 1}{24} = \frac{3}{24} = \frac{1}{8}\)
(A + B) will finish the work in 8 days.