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A race consists of three stretches $A, B$ and $C$ of $2$kms length each. The mode of coverage, and maximum and minimum of speeds possible in each stretch are:

 Stretch Mode Minimum Speed (Km/h) Maximum Speed (Km/h) A Car 40 60 B Motorcycle 30 50 C Bicycle 10 20

Speed in a given stretch remains constant. The previous record was ten minutes to complete the race.

Anshuman travelled at the minimum speed by car and at maximum speed over the stretch $B$. What should be his minimum speed over stretch $C$ to beat the previous record?

1. $15$ kmph
2. Not possible to beat the previous record
3. $20$ kmph
4. None of these

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