Quantitative Aptitude - Arithmetic Ability Questions

If an interior of a regular polygon is 170o, then the number of sides of the polygon is

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

At 8% simple interest per annum a sum of money becomes Rs. 300 in 2.5 years. What was the sum invested?

If a + b = 17 and a - b = 9 then the value of (4a2 + 4b2) is,

If x+3y=-3x+y, then x22y2 is equal to

If a cone of radius 10.5 cm and height 12 cm is melted and constructed into a cylinder of the same radius, what will be the height of this cylinder?

Two trains start moving from stations S and R. Both trains move towards each other at speeds of 35 km/hr and 42 km/hr respectively. When they meet each other, the second train has travelled 90 km more than the first. What is the distance (in km) between S and R?

The volume of a sphere is 179.67 cub.cm. Find its diameter (in cm).