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?

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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?

Find the ratio in which rice at 7.20 a kg be mixed with rice at 5.70 a kg to produce a mixture worth Rs. 6.30 a kg.

A person has 60 pens. He sells some of these at a profit of 12% and the rest at 8% loss. On the whole, he gets a profit of 11%. How many pens were sold at 12% profit and how many at 8% loss?

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