Quantitative Aptitude - Arithmetic Ability Questions

If triangle ABC = triangle XYZ and angle BAC = 55 deg, then angle ZXY = ?

The simple interest on a sum is 7/8 of the principal for 5 years. What is the rate (in percentage) of interest per annum?

What is the measure of an interior angle of a regular dodecagon?

If 2x - 6 ≤ x - 3 and 1+3x < 4x + 4, then x can take which of the following values?

Which of the following numbers is not a prime number?

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

If tan θ + sec θ = (x – 2)/(x + 2), then what is the value of cos θ?

A sum becomes 1.69 times of itself in 2 years when invested at compound interest. What is the per annum rate of interest (in percentage)?