Quantitative Aptitude - Arithmetic Ability Questions

If the ratio of the angle bisector segments of the two equiangular triangles are in the ratio of 3:2 then what is the ratio of the corresponding sides of the two triangles?

What is the value of (1 + cotA)2 + (1 -­ cotA)2?

If x -­ y = ­7 and x + y = 13, then x2 - y2 is

If u+v = 10 and uv = 16, then find the value of u2-v2uv

In ΔDEF measure of angle E is 90 deg. If sinD = 15/17, and DE = 4cm, then what is the length (in cm) of side EF?

In a week, how many times are the hands of a clock at right angles with each other?

The amount received at 10% per annum compound interest after 3 yrs is Rs 10,648. What was the principal (in Rs)?

What is the area (in sq cm) of a regular hexagon of side 9 cm?