Question : At an average speed of 80 km/hr, the Shatabdi Express reaches Ranchi from Kolkata in 7 hours. The distance between Kolkata and Ranchi is:

Option 1: 560 km

Option 2: 506 km

Option 3: 560 m

Option 4: 650 m

Question : A man starts from place P and reaches place Q in 7 hours. He travels $\frac{1}{4}$th of the distance at 10 km/hr and the remaining distance at 12 km/hr. The distance between P and Q is:

Option 1: 72 km

Option 2: 90 km

Option 3: 80 km

Option 4: 70 km

Question : To cover a certain distance at a speed of 60 km/hr, a train takes 15 hours. If it covers the same distance in 12 hours, what will its speed be?

Option 1: 65 km/hr

Option 2: 70 km/hr

Option 3: 75 km/hr

Option 4: 80 km/hr

Question : A boy rides his bicycle 10 km at an average speed of 12 km/hr and again travels 12 km at an average speed of 10 km/hr. His average speed for the entire trip is approximately:

Option 1: 10.4 km/hr

Option 2: 10.8 km/hr

Option 3: 11.0 km/hr

Option 4: 12.2 km/hr

Question : A car can finish a certain journey in 10 hours at a speed of 42 km/hr. In order to cover the same distance in 7 hours, the speed of the car (km/hr) must be increased by:

Option 1: 12 km/hr

Option 2: 15 km/hr

Option 3: 18 km/hr

Option 4: 24 km/hr

Question : A person travels in a car at 40 km/hr for 3 hours, on a bike at 30 km/hr for 2 hours, and in a train at 80 km/hr for 5 hours. What is the average speed at which he travelled?

Option 1: 56 km/hr

Option 2: 60 km/hr

Option 3: 62 km/hr

Option 4: 58 km/hr