Quantitative Aptitude - Arithmetic Ability Questions

A defective piece of article which costs Rs. 1200 is being sold at a loss of 15%. If the price is further reduced by 5%, find the S.P?

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

A balloon leaves from a point P rises at a uniform speed. After 6 minutes, an observer situated at a distance of 450√3 metres from point P observes that angle of elevation of the balloon is 60 deg. Assume that point of observation and point P are on the same level. What is the speed (in m/s) of the balloon?

If the sum of squares of three consecutive natural number is 2702. Then, what will be the middle number?

If the diameter of a sphere is 14 cm, then what is the surface area (in sq.cm) of the sphere?

Diameter of wheel of a cycle is 21 cm. The cyclist takes 45 minutes to reach a destination at a speed of 16.5 km/hr. How many revolutions will the wheel make during the journey?

What is the difference (in Rs) between compound interest (compounded annually) and simple interest for 3 years on a principal of Rs 3000 at the annual rate of 20%?

What is the perimeter of the sector whose central angle is 60° and radius of the circle is 21 cm?