Quantitative Aptitude - Arithmetic Ability Questions

What is the total number of points in the plane of triangle ABC which is equidistant from the vertices of the triangle?

Find the unit digit in the given product (4211)102 x (361)52.

If θ is acute angle and sin(θ+18°)= 1/2, then the value of θ in circular measure is

Two successive discounts of 12% and 20% are given by Rajat on a shirt. If the marked price of the shirt is Rs 500, then what is the value (in Rs) of discount?

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

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

If x1x2x3 = 4(4 + x1 + x2 + x3 ), then what is the value of [1/(2 + x1 )] + [1/(2 + x2 )] + [1/(2 + x3 )]?

If a + b = 10 and ab = 24, then the value of a3 + b3 is