If a man covers 10.2 km in 3 hours the distance covered by him in 5 hours is
Prasanna runs at 15.6 km/hr. How many meters does he run in 2 minutes?
A man covered a distance of 180 km in 4 hours on a bike. How much distance will be cover on a bicycle in 8 hours if he rides the bicycle at one sixth the speed of the bike?
A vehicle travels at the rate of 80 kmph. What distance will it travel in 15 minutes?
Two cyclists starts on a circular track from a given point but in opposite directions with speeds of 7 m/sec and 8 m/sec respectively. If the circumference of the circles is 300 metres, after what time will they meet at the starting point?
A man goes uphill with an average speed of 35 km/hr and comes down with an average speed of 45 km/hr/ The distance travelled in both the cases being the same, the average speed for the entire journey is
A car can finish a certain journey in 10 hours at a speed of 48 km/hr. In order to cover the same distance in 8 hours, the speed of the car must be increased by
A passenger train runs at the rate of 80 kmph. It starts from the station, 6 hours after a goods train leaves the station. The passenger train overtakes the goods train after 4 hours. The speed of goods train is
In which ratio must water be mixed with milk costing Rs. 12 per litre to obtain a mixture worth of Rs. 8 per litre?
In what ratio must a grocer mix two varieties of tea worth Rs. 60 a kg and Rs. 65 a kg so that by selling the mixture at Rs. 68.20 a kg he may gain 10%?
A sum of Rs. 390 was divided among 450 boys and girls. Each girl gets 50 paise and each boy gets one rupee. How many girls are there among them?