Quantitative Aptitude - Arithmetic Ability Questions

The difference between compound interest and simple interest on an amount of Rs. 15,000 for 2 years is Rs. 96. The rate of interest per annum is?

A right circular cylinder has height as 18 cm and radius as 7 cm. The cylinder is cut in three equal parts (by 2 cuts parallel to base). What is the percentage increase in total surface area?

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

If cos 60° - sec 30° = x, then the value of x is

A team of 8 persons joins in a shooting competition. The best marksman scored 85 points. If he had scored 92 points, the average score for the team would have been 84. The number of points the team scored was

The slope of the line passing through the points (7,-2) and (x,1) is -3/10. Find x.

What is the HCF of 36, 72 and 126?

What is the value of Cot 45° + Cosec 60°?