Quantitative Aptitude - Arithmetic Ability Questions

Suresh goes on a trip on his motor-cycle and rides for 410 kms. If he rides for 5 hours at a speed of 50 km/hr, find at what speed he travels for the remaining 4 hours of the journey?

Three consecutive natural numbers are such that the square of the greatest is greater than the product of the other two by 16. The smallest of these numbers is

5 hrs after a goods train passed a station, another train travelling at a speed of 70 km/hr following that goods train passed through that station. If after passing the station the train overtakes the goods train in 9 hours. What is the speed of the goods train?

Rakesh goes on a trip on his motor­cycle and rides for 368 kms. If he rides for 5 hours at a speed of 49 km/hr, at what speed he travels for the remaining 3 hours of the journey?

The rate of simple interest per annum at which a sum of money double itself in 16 2/3 yrs is

The price of an article is cut by 36%, to restore to its original value, the new price must be increased by

If x = 1/(√2+1) then the value of x2 + 2x - 1 is

If x, y, z are the three factors of a3 -7a - 6, then value of x+y+z will be