Quantitative Aptitude - Arithmetic Ability Questions

What is the distance between the points (4,­-8) and (­-2,0)?

The point P(3,­-2) divides the segment joining the points (x,0) and (0,y) in the ratio 1:3. Find x and y?

If the two lines px + 6y+3=0 and 2x + qy+3=0 have infinite solutions then find the value of p and q respectively.

If a = 5, b = 4, c = 8 then find the value of (a3 + b3 + c3 - 3abc)/(ab + bc + ca - a2 - b2 - c2)

The area of a circle is 38.5 cm2. Find its circumference (in cm).

The S.P of a washing machine is 1 1/3 of its C.P. Find the gain percent.

How many 3 ­digit numbers are completely divided by 4.

A square is inscribed in a circle. If the side of the square is 14 cm, what is the area (in sq.cm) of the circle?