Quantitative Aptitude - Arithmetic Ability Questions

U, V and W together can make a chair in 20 minutes. U and V together can make it in 25 minutes. How much time will (in minutes) W alone take to make the chair?

If there are four lines in a plane, then what cannot be the number of points of intersection of these lines?

A point P lying inside a triangle is equidistant from the vertices of the triangle. Then the triangle has P as its

Find 2 consecutive natural numbers, sum of whose squares is 25.

If X2+4y2+z2-4x-2z+5-0, then find the value of y15+x5z14

A, B and C can work together for Rs. 550/- A and B together are to do 7/11 of the work. The share of C should be?

ΔPQR is right angled at Q. If m∠R = 45°, then find the value of (tanP - 1/2).

Compute 4923 / 547 - 10