Quantitative Aptitude - Arithmetic Ability Questions

Two circles of radii 17 cm and 8 cm are concentric. The length of a chord of greater circle which touches the smaller circle is

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

Find a two digit number which is exactly three times the product of its digits?

Find the area (in cm²) of a semi-circle of radius 21 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).

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

If the volumes of two right circular cones are in the ratio 1:4 and their diameters of bases in the ratio 4:5, then their heights will be in the ratio:

Curved surface area of a cylinder is 660 sq cm. If circumference of its base is 44 cm, find the volume of the cylinder?