Quantitative Aptitude - Arithmetic Ability Questions

The vertical angle A of an isosceles triangle ΔABC is three times the angle B of it. The measure of the angle A is

 In the triangle ABC, the internal bisector of angle A meets the side BC at D. If BD=7.5 cm and BC=9 cm. Then calculate the value of AB:AC.

What is the equation of the line whose y­-intercept is 4 and making an angle of 45° with the positive x-­axis?

What is the reflection of the point (6, -3) in the line y = 2?

The sum of three numbers is 2, the 1st number is 1/2 times the 2nd number and the 3rd number is 1/4 times the 2nd number. The 2nd number is

A solid cone of height 36 cm and radius of base 9 cm is melted to form a solid cylinder of radius 9 cm and height 9 cm. What percent of material is wasted this process?

A solid cube is cut into 27 identical cubes. What is the percentage increase in the total surface area?

Twenty women can do a work in sixteen days. Sixteen men can complete the same work in fifteen days. The ratio between the capacity of a man and a woman is