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14² = 196; 14³ = 2744 12² = 144; 12³ = 1728
A cyclist has to cover 180 km. She rides the first 20% at 25 kmph, half of the distance at 30 kmph, and the remainder at 20 kmph. What is her approximat...
Two cars X and Y start from two places A and B respectively which are 700 km apart at 9 a.m. Both the cars run at an average speed of 60 km/hr towards e...
Two cars X and Y start from two places A and B respectively which are 800 km apart at 8 a.m. Both the cars run at an average speed of 50 km/hr towards e...
Speed of a car and a bus is 20 km/h and 10 km/h, respectively. If the time taken by the car to cover a distance of ‘8x’ km is 1 hour less than time ...
On river, Q is the mid-point between two points P and R on the same bank of the river. A boat can go from P to Q and back in 12 hours and from P to R in...
A train covers a certain distance at a speed of 24 km/h and the next same distance with a speed of 30 km/h and the next same distance with a speed of 40...
‘A’ and ‘B’ started moving towards each other at same time with a speed of 22 km/hr and 33 km/hr, respectively. If the distance covered by ‘Aâ...
A person travels 150 km by car at a speed of 50 km/hr, 300 km by train at 60 km/hr, and 200 km by plane at 200 km/hr. Find the average speed of the enti...
A person 'X' covered a distance of 'd+40' kilometers at a speed of 40 km/h, another distance of 'd' kilometers at a speed of 15 km/h, and a third distan...
