A is 25 more efficient than B C does half the work done by A amp B together If C alone does the work...........

Explanation:

Answer
27days
Explanation :
A’s one day’s work:B’s one days work = 125:100 = 5:4
Let A’s & B’s one day’s work be 5x and 4x days
Then C’s one day’s work = 9x/2
= > 9x/2 = 1/30
= > x = ((1/30)*(2/9)) = 1/135
A’s one day’s work = 5/135  = 1/27