Quantitative Aptitude - Arithmetic Ability Questions

If x + 2(3-5x) > -1 - 2x < 5 - x/3; then the value of x is

What will be the value of r2+p2+s2-rp-ps-rs when r = 4, p = 2, s = 8?

If a.sin 45°.cos 45°.tan60° = tan 245° ­ cos60° then find the value of a ?

If cos4θ-sin4θ=13 then the value of tan2θ is

G is the centroid of the equilateral triangle ABC, if AB = 9cm then AG is equal to

Rashika can do a work in 5 days. Rashmi can do the same work in 7 days. Both of them finish the work together and they get Rs 240 for the work. What isthe share (in Rs) of Rashika?

Simple interest on a certain sum of money for 3 years at 8% per annum is half the compound interest on Rs 1200 for 2 years at 10% per annum. The sum placed on simple interest is

The sum of 15 observations of a data is (434 + x). If the mean of the data is x, then the value of x is