## Task B-1.4.

A pedestrian who crosses $1 \mathrm{~km}$ in 12 minutes, will travel the distance from $A$ to $B$ in the same time it takes a cyclist to travel a $10 \mathrm{~km}$ longer route, when the cyclist covers $1 \mathrm{~km}$ in $4 \frac{1}{2}$ minutes. Determine the distance from $A$ to $B$.