Quantitative Aptitude - Arithmetic Ability Questions

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

ABC is a right angled triangle with angle A = 90 deg. Then the value of cos2A+cos2B+cos2C is

In the given figure, PQ is the diameter of the circle. What is the measure (in degrees) of QSR?

The diameter of a circle is equal to the side of the square. What is the area of the square if the area of the circle is 49π sq cm?

What sum will produce the same interest in 9 years at the rate 8% simple interest as Rs. 800 producein 3 years at 9/2% per annum?

Two trains are moving in the same direction at the speed of 23 km/hr and 77 km/hr. The time taken by faster train to cross a man sitting in the slower train is 40 seconds. What will be the length (in metres) of the faster train?

Find the odd word/letters/number from the given alternatives.

Select the odd number from the given alternatives.