Quantitative Aptitude - Arithmetic Ability Questions

What is the area (in sq cm) of a circle whose circumference is 26.4 cm?

In an isosceles triangle, the length of each equal side is twice the length of the third side. The ratio of areas of the isosceles triangle and an equilateral triangle with same perimeter is

If the shopkeeper sells an item at Rs 960 which is marked as Rs 1200, then what is the discount he is offering?

If 35% of A is equal to 60% of B, then what is the ratio of A and B?

If (5x – y)/(5x + y) = 3/7, then what is the value of (4x2 + y2 – 4xy)/(9x2 + 16y2 + 24xy) ?

If [7(5x/3 - 3/2)]/2 + 3/2 = 1/4, then what is the value of x?

Find the odd one out.

Select the odd word/letters/number/number pair from the given alternatives.