Quantitative Aptitude - Arithmetic Ability Questions

The population of a town increases by 5% in the first year, by 6% in the second year and by 8% in third year. The present population of town is 120204. What was the population of the town 3 years ago?

At what rate of compound interest per annum will a sum of Rs 10000 become Rs 12321 in 2 years?

In how many years will Rs 2,000 yield Rs 662 as compound interest at 10% per annum compounded annually?

The perimeter of an isosceles triangle is 32 cm and each of the equal sides is 5/6 times of the base. What is the area (in cm2 ) of the triangle ?

In the given figure, ABC is an equilateral triangle. Two circles of radius 4 cm and 12 cm are inscribed in the triangle. What is the side (in cm) of an equilateral triangle ?

The base of a parallelogram is twice its height. If the area of the parallelogram is 338 sq.cm. Find its height?

In what time will a train, 60 metres long, running at the rate of 36 km/hr pass a telegraph post?

If the ratio of the cost price and the selling price of an article be 4:5, then the percentage of profit is: