Quantitative Aptitude - Arithmetic Ability Questions

The HCF and LCM of two numbers are 3 and 2730 respectively. If one of the numbers is 78, find the other number.

The length of one side and the diagonal of a rectangle are 20 cm and 29 cm respectively. Find the length of its other side (in cm).

In the following question, select the related number from the given alternatives.
 
47 : 57 : : 93 : ?

If  x=2+32-3, then what is the value of x+1/x ?

What will be the equation of the perpendicular bisector of segment joining the points (5,­3) and (0,2)?

ΔABC is right angled at B. BD is its altitude. AD = 4 cm and DC = 12 cm. What is the value of AB (in cm)?

If curved surface area of a cylinder is 1320 sq cm and height is 10 cm, find its radius?

If (x - 13)2 + (y - 4)2 = 0, then the value of y + xy - x ?