Quantitative Aptitude - Arithmetic Ability Questions

The total surface area of a cube is 181.5 cm². Find its side (in cm).

Which of the following condition is True about the similarity of triangle ABC & DEF given below?

In ΔABC, ∠B is right angle, D is the mid point of the side AC. If AB = 6 cm, BC = 8cm, then the length of BD is

The diagonals are congruent in a _____.

R is 80% more efficient than S. If S alone can make a book in 90 days, then R alone can make the book in how many days?

8 x {5 - (-2) x (-3)} = ?

If Rs. 87 was divided between James and Radha in the ratio 1: 2, how much money did Radha get?

What is the sum of the first 12 terms of an arithmetic progression if the first term is -19 and last term is 36?