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1.
Rubel can do a job in 8 days, and his son can do it in 12 day. How long would it take them to do the job if they worked together?
- A. 4.8
- B. 4.8
- C. 4.8
- D. 4.8
Answer: Option A
Explanation:
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1.
Rubel can do a job in 8 days, and his son can do it in 12 day. How long would it take them to do the job if they worked together?
Answer: Option A
Explanation:
Post your comments here: