Quantitative Aptitude - Arithmetic Ability Questions

If the perimeter of a semi-circle is 36 cm, then find its radius (in cm).

D and E are points on side AB and AC of ΔABC. DE is parallel to BC. If AD:DB = 2:5 and area of ΔABC is 98 cm sq, what is the area (in sq cm) of quadrilateral BDEC?

If cosθ = x2-y2x2+y2, then the value of cotθ is

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

If XY = a+23 and YX = 13, then find the value of X2 + Y2X2 - Y2.

A satellite airtime bill costs Rs. 8 for 5 minutes 40 seconds. What is the cost in rupees for 4 minutes 20 seconds? (Round upto one decimal).

The distance between the tops of two building 38 metres and 58 metres high is 52 metres. What will be the distance (in metres) between two buildings?

Find out the odd word/letters/number/number pair from the given alternatives.