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Let the cost price of the shirt be Rs.x. Marked price = Rs.1.35x According to question, => 1.35x – 120 = 420 => 1.35x = 540 => x = Rs.400
An Aeroplane flies along a Square field @ 50, 100, 200 and 400 km/hours respectively. Then find the Average speed of the aeroplane during the whole jour...
A car can finish a certain journey in 10 hours at a speed of 42 kmph. In order to cover the same distance in 7 hours, the speed of the car (km/h) must b...
Determine the distance covered by the dog in 2 hours and 30 minutes if the dog's speed is 15 km/h faster than the cow's. The time it takes for the cow t...
The speed of a bike increases by 2 km/hr after every 1 hour. If the distance travelled by the bike in 1st hour is 35 km, the find the total distance tra...
The speed of a train is 54 km/hr and it takes 10 seconds to cross a man. Find the time taken by train to cross a platform if the ratio of the length of ...
A man travels some distance at a speed of 36 km/hr and returns at a speed of 27 km/hr. If the total time taken by him is 2 hrs 20 min, the distance is
A train 'B' speeding with 100 kmph crosses another train C, running in the same direction, in 2 mins. If the length of the train B and C be 150m and 250...
Three runners A, B and C run a race, with runner A finishing 12 meters ahead of runner B and 18 meters ahead of runner C, in another race of same type r...
The downstream speed of a boat is 6 km/hr more than its upstream speed and the ratio of the speed of the boat in still water to the speed of the stream ...
If a person walks 20% more than of his usual speed, reaches his distance 90 minutes before. If the destination is 459 km away, then the usual speed of a...