Quantitative Aptitude - Arithmetic Ability Questions

The average weight of P, Q and R is 47 kg. If the average weight of P and Q be 32.5 kg and that of Q and R be 48.5 kg, then what is the weight of Q (in kgs)?

There is 40% increase in an amount in 10 years at simple interest. What will be the compound interest of Rs. 30000 after 3 years at the same rate?

The slopes of two lines are 1/√3 and √3. What is the angle between these two lines?

In ΔABC, the angle bisector of ∠A cuts BC at E. Find the length of AC if lengths of AB, BE and EC are 9.6 cm, 4 cm and 3 cm?

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

What is the value of [sin (90 – A) + cos (180 – 2A)]/[cos (90 – 2A) + sin (180 – A)]?

If cosαcosβ=m and cosαsinβ=n,then the value of m2+n2 cos2β is

Calculate the angle subtended by the chord at the point on the major arc if the radius and the chord of the circle are equal in length.