Question

A thief escapes and boarded on a truck and traveled at a constant speed of 55kph. Two hours later after the truck left , a policeman pursued the truck at a constant speed of 80kph. How long it did take the policeman to catch up the thief ?

Answer 1

55km/h * 2h = 110 km Head start.

d1 = d2
110 + 55*t = 80t
-25t = -110
t = 4.4 Hours.

Answer 2

4.5s