Quantitative Aptitude - Arithmetic Ability Questions

Marked price of an item is Rs 900. On purchase of 2 items discount is 16%, on purchase of 5 items discount is 44%. Raksha buys 7 items, what is the effective discount?

The HCF of 24, 60 and 90 is:

If x2 – 12x + 33 = 0, then what is the value of (x – 4)2 + [1/(x – 4)2]?

If 5 - 2x ≥ 4 - x and 3(2 - x) > 2 - 4x; then x can take which of the following values?

The area of a rhombus is 24 m2 and the length of one of its diagonals is 8 m. The length of each side of the rhombus will be:

If x - y = -8 and xy = 45, then (x2 + y2) is

In the following question, select the odd letter/letters from the given alternatives.

What number should be added to each of 4, 16, 18 and 58 so that the resulting numbers will be in proportion in the given order?