Quantitative Aptitude - Arithmetic Ability Questions

In the following question, select the odd word pair from the given alternatives.

Select the odd number from the given alternatives.

The value of tan(-405°)

What is the value of [(sin x + sin y) (sin x – sin y)]/[(cosx + cosy) (cosy – cosx)]?

What is the value of equation a3+b3+c3-3abc if a2+b2+c2=ab+bc+ca+4 and a+b+c = 4.

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

In a triangle ABC, the length of in-radius and circum-radius is 2 units and 6 units respectively. Find the distance (in units) between the in-centre and circum-centre.

In an isosceles triangle ABC, AB = AC, XY || BC. If ∡A = 30, then ∡BXY =