Quantitative Aptitude - Arithmetic Ability Questions

A man starts walking at 6.30 a.m. and wants to cover a distance of 30km. His initial speed is 6 kmph and after covering three-fifth distance, he reduces his speed by 2 kmph. At what time will he complete his walk?

If 3√2 + √18 + √50 = 15.55, then what is the value of √32 + √72?

For which value of ‘g’ the linear graph of 6x + 12y +9 = 0 and 2x + gy + 3 =0 has infinite number of solutions?

If 2+aa + 2+bb + 2+cc = 4, then the value of ab+bc+caabc is

Three clocks are designed to alarm in every hour, two hours and three hours respectively. If they all alrmed together three hours before, then after how many hours will they next alarm together?

Select the odd word/letters/number/number pair from the given alternatives.

The value of 1/64 is equal to square of

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?