Mathematics
NULL
Medium
Question
A, B and C do a work in 8, 14 and 16 days. A works 2 days; B then does 2/3 of the remainder; C finishes the rest. How many days in total?
A
13
✓ Official correct answer
B
11
C
12
D
15
Community credibility
Registered members can vote for the answer they believe is correct today and explain why. If the facts change after an election or news event, suggest a new option so others can vote it up.
A
13
No member explanations yet for this option.
B
11
No member explanations yet for this option.
C
12
No member explanations yet for this option.
D
15
No member explanations yet for this option.
Explanation
A does 1/4 in 2 days. Remaining 3/4; B does 2/3 of that (1/2) in 7 days; C does the last 1/4 in 4 days. Total = 2 + 7 + 4 = 13.