Two persons start at the same point, walk in opposite directions with 7 km/hr and 4.5 km/hr ...

Two persons start at the same point, walk in opposite directions with 7 km/hr and 4.5 km/hr respectively. What is the distance separated after 2 and half hrs?

Quiz

Answer/Solution

28.750 km

Steps/Work

As the two persons are moving in the opposite direction, so they will be separateed in 1 hour = 7 + 4.5 = 11.5 km.
They will be separated in 2.5 hours = 11.5 * 2.5 = 28.750 km
ANSWER:C