Quantitative Aptitude - Arithmetic Ability Questions

If n + n2 + n4 + n8 = 45, then find the value of 'n' which will satisfy the equation.

If X = 423 + 32 then find the value of  ( X + 1X ).

Two circles with centres P and Q touch each other externally. A straight line drawn through the point of contact intersects the circle with centre P at A and the circle with centre Q at B. Then, which of the following is true?

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

In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

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

For the figure given below, find the value (in degrees) of 2∠A + ∠B.

A wheel has diameter 84 cm. The number of complete revolution it will take to cover 792 m is