⟩ Ram, who is half as efficient as Krish, will take 24 days to complete a work if he worked alone. If Ram and Krish worked together, how long will they take to complete the work?
1. 16 days
2. 12 days
3. 8 days
4. 18 days
Ans : C
1. 16 days
2. 12 days
3. 8 days
4. 18 days
Ans : C
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