Quantitative Aptitude - Arithmetic Ability Questions

Two numbers are in the ratio 4:5 and their HCF is 13. Their LCM is

sin(A+B) -­ sin(A-­B) is equal to

In the given figure, the angle bisectors of B and C of an isosceles triangle intersect at point O. Find the angle BOC (in degree), when ∠ABC = ∠ACB = 75°.

If a cylinder of radius 7 cm and height 9 cm is melted and constructed into a cone of the same radius, what will be the height of this cone?

The ratio of curved surface area of a right circular cylinder to the total area of its two bases is 2 : 1. If the total surface area of cylinder is 23100 cm2, then what is the volume (in cm3) of cylinder?

What is the quotient when 7251 is divided by 66?

A team of 8 persons joins in a shooting competition. The best marksman scored 85 points. If he had scored 92 points, the average score for the team would have been 84. The number of points the team scored was

What will be the equation of the perpendicular bisector of segment joining the points (5,­3) and (0,2)?