Question
Mathematics Question on Time Speed and Distance
A can do a work in 18 days, B in 9 days and C in 6 days. A and B start working together and after 2 days C joins them. What is the total number of days taken to finish the work?
A
4.33
B
4
C
4.66
D
5.33
Answer
4
Explanation
Solution
The correct option is (B): 4