Question

Q. A can complete the work in 36 days and B can
complete the same work in 45 days. C's work
efficiency as 20% of the work efficiency of A
In how many days A, B and C can complete the
work if they work together?​

Answer 1

Answer:

hope this helps , as it is the correct method . plzz mark as brainliest answer

Answer 2

Answer:

18

Step-by-step explanation:

$\frac{1}{36}$ + $\frac{1}{45}$ + $\frac{1}{5}$×$\frac{1}{36}$ = $\frac{1}{x}$

$\frac{5+4+1}{180}$ = $\frac{1}{x}$

$\frac{10}{180}$ = $\frac{1}{x}$

x = 18