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1. Bashar is twice as fast as Arif and Karim is three times as fast as Arif. If Bashar alone can complete a job in 12 days, how long will Bashar, Arif and Karim take to complete the same job together ?
- A. 3 days
- B. 3 days
- C. 3 days
- D. 3 days
Answer: Option B
Explanation:
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