Quantitative Aptitude - Arithmetic Ability Questions

If x2+5x+6 = 0, then the value of 2xx2-7x+6 is

p3 + q3 + r3 – 3pqr = 4. If a = q + r, b = r + p and c = p + q, then what is the value of a3 + b3 + c3 – 3abc?

What is the least number that can be multiplied to 69120 to make it a perfect cube?

The length of the base of an isosceles triangle is 2x­2y+4z, and its perimeter is 4x­2y+6z. Then the length of each of the equal sides is

Marked price of an item is Rs 300. On purchase of 2 items discount is 24%, on purchase of 5 items discount is 38%. Rachna buys 7 items, what is the effective discount?

Select the odd number from the given alternatives.

Point P is the midpoint of segment AB. Co-ordinates of P are (5, -1) and A are (2, -4). What are the co-ordinates of point B?

What is the simplified value of (cos A + sin A)(cot A + tan A)?