Quantitative Aptitude - Arithmetic Ability Questions

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.

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

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

Find the perimeter (in cm) of a semicircle of radius 14 cm.

If tan a = √3 + 2, then the value of tan a - cot a is

What is the slope of the line parallel to the line passing through the points (3 , -4) and (-2 , 5)?

A regular square pyramid has side of its base 20 cm and height 45 cm is melted and recast into regular triangular pyramids of equilateral base of side 10 cm and height 10√3 cm. What are the total numbers of regular triangular pyramid?

A and B can do a piece of work in 72 days. B and C can do it in 120 days and A and C can do it in 90 days. A alone can do it in: