MCQ
A can do a certain work in the same time in which $B$ and $C$ together can do it. If $A$ and $B$ together could do it in $10$ days and $C$ alone in $50$ days, then $B$ alone could do it in:
- A$15$ days
- B$20$ days
- ✓$25$ days
- D$30$ days
✓
Answer
Correct option: C.
$25$ days
$25$ days
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