Quantitative Aptitude - Arithmetic Ability Questions

The number of sides of a regular polygon whose exterior angles are each 40 deg is

The order of rotational symmetry of a rectangle is

The sum of a non-zero number and thrice its reciprocal is 52/7. Find the number.

What is the sum of the first 13 terms of an arithmetic progression if the first term is -10 and last term is 26?

The side of an equilateral triangle is 8 cm. Find its area (in cm2).

If X and Y are the two digits of the number 347XY such that the number is completely divisible by 80, then what is the value of X + Y?

Find the greatest four digit number when divided by 8, 12, 16 leaves 2 as remainder in every case?

The length of one side of a rhombus is 41 cm and its area is 720 sq.cm. What is the sum of the lengths of its diagonals?