Quantitative Aptitude - Arithmetic Ability Questions

Calculate the value of ∡OBC + ∡BAC, if O is the circum-center of the triangle ABC inscribed in the circle.

The cash difference between the selling price of an article at a profit of 2% and 12% is Rs.3. The ratio of two selling prices is

A solid right circular cone of radius 10 cm and height 8 cm is put inside a cylindrical vessel of radius 11 cm and height 9 cm. How much water in cubic cm will be required to fill the cylindrical vessel completely?

The square root of 5184 is

1.004 - 0.4 is equal to

The two roots of an quadratic equation are given as x = 1/2 and x = -1/3. The equation can be written as

0.196 + 1.96 + 19.6 + 196 = ?

Two poles of the height 15 m and 20 m stand vertically upright on a plane ground. If the distance between their feet is 12 m, find the distance between their tops.