Quantitative Aptitude - Arithmetic Ability Questions

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

If tan ­-5π/3 = x, then the value of x is

The 3rd and 6th term of an arithmetic progression are 13 and -5 respectively. What is the 11th term?

Δ XYZ is right angled at Y. If m∠Z = 60°, what is the length of YZ (in cm), if ZX = 3√3 cm?

A root of equation ax2 + bx + c = 0 (where a, b and c are rational numbers) is 5 + 3√3. What is the value of (a2 + b2 + c2)/(a + b + c)?

What percentage of 1 day is 18 minutes?

20 is 0.25% of?

Which of the following is equivalent to 0.565656...?