Quantitative Aptitude - Arithmetic Ability Questions

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

The value of Sin 60 is

If cos(A-B) - cos(A+B) = x, then the value of x is

The side BC of ΔABC is produced to D. If ∠ACD = 114° and ∠ABC= (1/2)∠BAC, then what is the value (in degrees) of ∠BAC?

At least two pairs of consecutive angles are congruent in a _____.

Ms. Alina borrowed Rs.650 at 6% per annum simple interest. What amount will she pay to clear her debt after 4 years?

An arc of 30° in one circle is double an arc in a second circle, the radius of which is three times the radius of the first. Then the angles subtended by the arc of the second circle at its centre is

If the volume of a cylinder is 385 cubic cm and height is 10 cm, find its radius?