A starts 3 Minutes after B for a place 4.5 km distant. B, on reaching his destination, immediately returns and after wal…

A train passes two bridges of length 800 m and 400 m in 100 seconds and 60 seconds respectively. The length of the train…

A man covers $$\frac{9}{20}$$ distance by bus and the remaining 10 km on foot. His total journey (in km) is :

Two planes move along a circle of circumference 1.2 kms with constant speeds. When they move in different directions, th…

Car A travels at the speed of 65 km/hr and reaches its destination in 8 hours. Car B travels at the speed of 70 km/hr an…

A jeep is chasing a car which is 5 km ahead. Their respective speeds are 90 km/hr and 75 km/hr. After how many minutes w…

A man goes to the fair with his son and dog. Unfortunately man misses his son which he realizes 20 minutes later. The so…

A person crosses a 600 m long street in 5 minutes. What is his speed in km per hour ?