The wheels of a car are of diameter 80 cmj each. How many complete revolutions does each wheel make in 10 minutes when the car is traveling at a speed of 66 km per hour ?

The wheels of a car are of diameter 80cm each. How many complete revolutions does each wheel make in ten minutes when the car is traveling at the speed of 66km per hour?

A wheel has a diameter of 84cm. How many revolutions must it make to cover a distance of 1848m?

The wheel of a motorcycle is of 35cm. How many revolutions per minute must the wheel make so as to keep a speed of 66km //hr

A car takes 2 hours to reach a destination by travelling at the speed of 60 km/hr.How long it take when the car travels at the speed of 80 km/hr?

A car leaves station A for station B every 10 minutes. Simultaneously a car leaves station B for station A every 10 minutes. The cars move at constant speed and go from A to B or vice versa in 1 hour. How many cars coming from other side will meet each car on rate from A to B :

The driving wheel of a locomative engine is 2.1 m in radius and it makes 75 revolutions per minute. Find the speed of the train in kmph.

Two cars are moving in the same direction with a speed of 30 kmh. They are separated from each other by 5 km. Third car moving in the opposite direction meets the two cars after an interval of 4 minutes. What is the speed of the third car ?

The diameter of a car wheel is 56cm. Calculate (a) the number of times the wheel rotates in travelling a distance of 1.056 km. (b) the speed of the car in kmph if its wheel covers 750 revolutions per minute.

Form the pair of linear equations in the following problems and find their solutions (if they exist) by any algebraic method : Places A and B are 100 km apart on highway. One car starts from A and another form B at the same time. If the cars travel in the same direction at different speeds, they meet in 5 hours. If they travel towards each other, they meet in 1 hour. What are the speeds of the two cars ?