Quantitative Aptitude - Arithmetic Ability Questions

The median of the data -3, 4, 0, 4, -2, -5, 1, 7, 10, 5 is

Simple interest on a sum of Rs 50200 for 3 months is Rs 1380.5. What is the rate (in percentage) of interest per annum?

If sinθ+ cosecθ=2, then the value of sin-7∅+cosec7∅ is

If PA and PB are tangents to the circle with centre O such that ∠APB=50°, then the ∠OAB=

What is the diameter (in cm) of a sphere of surface area 154 sq cm?

The radius of a hemisphere is 14 cm, find its volume?

Find the number of prime factor of 20790.

In a fraction when 3 is added to its numerator and denominator it becomes 4/5. And it becomes 1/2 when 2 is subtracted from both the numerator and denominator. Find the fraction.