Quantitative Aptitude - Arithmetic Ability Questions

If in-radius of an equilateral triangle is 3 cm. Calculate the perimeter (in m) of the equilateral triangle.

Two circles touch each other at point X. Two common tangents of the circles meet at point P and none of the tangents passes through X. These tangents touch the larger circle at points B and C. If the radius of the larger circle is 15 cm and CP = 20 cm, then what is the radius (in cm) of the smaller circle?

Which of the following is the CORRECT option for the triangles having sides in the ratio of 3:4:6?

If a regular polygon has 10 sides then the measure of its interior angle is greater than the measure of its exterior angle by how many degrees?

Calculate the distance (in cm) of the chord from the centre of the circle, if the chord of length 48 cm is drawn in the circle of radius 25 cm.

The area and the breadth of a rectangle are 288 sq.cm and 16 cm respectively. Find the length of its perimeter (in cm).

If the measure of the interior angle of a regular polygon is 120 deg then how many sides does it have?

What will come in the place of the question mark (?) in the following number series?305, 338, 404, 503, 635 , (?)