5
Direction (3-5):
Read the given information and answer the questions that follows.
For doing a certain work, A is 60% more efficient than B, and B is 10% less efficient than C. C alone can complete the same work in 36 hours. They started the work together.
If A and B left the work 2 days and 5 days, respectively, before the completion of the work, then in how many days (approximately) will the work be completed?