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?
- $15$ kmph
- Not possible to beat the previous record
- $20$ kmph
- None of these