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Questions(147)

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a person travelled a part of distance at 90 km/hr by train and the remaining by bus at 40 km/hr. If he travelled the total distance of 350 km in 5 hours, find the distance he travelled by bus.

view details (1 answer)A person shooting a target,which is 465 m away hears the bullet strike it 4.5 after he fires. A spectator equidistant from shooting point and target(but out of the line of danger), hears the bullet strike 3 s after he hears the sound of the gun. Find the speed of the sound?

view details (2 answers)A man travels by scooter at 60 km/hr for 10 min. He walks for another 10 min at the rate of 4 km/hr. Find his average speed during 20 min journey.

view details (1 answer)Two trains $x$ and $y$ start from Delhi and Ranchi towards Ranchi and Delhi respectively. After passing each other they take 6 hours 40 minutes and 3 hours 45 minutes to reach Ranchi and Delhi respectively. If the train from Delhi is moving at 60 km/hr then find the speed of the train from Ranchi.

view details (1 answer)a bike reached VNS from ALLD in 35 min with average speed of 69 km per hour. if the average speed is increased by 36km per hour, how much will it take to cover the same distance?

view details (1 answer)A covers 1/3rd of his journey at the speed of 10km/hr and half of the rest of the journey at the speed of 20 km/hr and rest at the speed of 30km/hr. What is the average speed of A?

view details (1 answer)Ashok covered a certain distance at a certain speed. if his speed was 20% more, he would take 10 mints less to cover the same distance. Find the time he takes to cover the distance to cover the distance?

view details (1 answer)Rashmi covers a certain distance by train at 25km/hr and the same distance by foot at 4 km/hr. If the time taken by him for the whole journey be 5 hour 48 min, what is the total distance she covered?

view details (1 answer)If a train runs at 70 kmph, it reaches its destination late by 12 min. But if it runs at 80 kmph it is late by 3 min. The correct time to cover the journey is

view details (1 answer)A man starts walking. He walked 2 km in the first hour. Then he walked two-thirds of the distance of the previous hour in each next hour. If he walked continuously then how long could he walk maximum?

view details (1 answer)