Saba and Nida done a work in the ratio of 6:5. If Saba done the in 90 mints then Nida done in how much time?
- 60 minutes
- 90 minutes
- 108 minutes
- 120 minutes
Explanation
Work ratio = Saba : Nida = 6 : 5
Time is inversely proportional to work rate.
Nida's time = 90 × 6 ÷ 5
Nida's time = 108 minutes.
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