- A10 1/2 days
- B11 days
- C10 1/4 days
- D10 days
Step-by-Step Solution
Pair: . 5 pairs (10 days): . Day 11 (A) needs of its : a quarter day.
Answer: C) 10 1/4 days
A can do a job in 9 days and B in 12 days. They work on alternate days, A first. How many days does the job take?
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