Quantitative Aptitude - Arithmetic Ability Questions

If there are four lines in a plane, then what cannot be the number of points of intersection of these lines?

Find the products : 0.5 x 0.05 x 0.005 x 500

Δ ABC is right angled at B. If m∠A = 60°, then what is the value of 2 Sec C x 1/2 Sin A?

What is the value of S = 11x3x5 + 11x4 + 13x5x7 + 14x7 + 15x7x9 + 17x10 + ... upto 20 terms. Then what is the value of S? 

In the following question, select the odd word from the given alternatives.

26% of a number is 65. What is the number?

ΔPQR is right angled at Q. If secP = 13/5, then what is the value of sinR ?

If 3(2 - 3x) < 2 - 3x ≥ 4x -6; then x can take which of the following values?