Mathematics
Medium
Question
A can do a certain job in 12 days. B is 60% more efficient than A. The number of days it takes for B to do the same piece of work, is:_________?
A
12/6 days
B
15/2 days
✓ Official correct answer
C
23 days
D
34 days
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
12/6 days
No member explanations yet for this option.
B
15/2 days
No member explanations yet for this option.
C
23 days
No member explanations yet for this option.
D
34 days
No member explanations yet for this option.