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Option 4 : Rahul
Concept:
60 minutes = 1 hour
Calculation:
Rashi dances for = 2/3 × 60 = 40 minutes
Raji dances for = 3/4 × 60 = 45 minutes
Rishab dances for = 4/5 × 60 = 48 minutes
Rahul dances for = 5/6 × 60 = 50 minutes
∴ Rahul dances for the longest time that is 50 minutes in an hour.
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