Quantitative Aptitude - Arithmetic Ability Questions

Point A divides segment BC in the ratio 5:1. Co-ordinates of B are (6 ,-4) and C are (0,8). What are the co-ordinates of point A?

The initial ratio of sugar to flour in a dough was 2 : 7. To 9 kg of the dough John added more sugar to make the sugar to flour ratio 2 : 5. How much sugar did John later add?

The circumference of a circle is 110 cm. Find its radius (in cm).

Product of digits of a 2-digit number is 72. If we add 9 to the number, the new number obtained is a number formed by interchange of the digits. Find the number.

If √(1 - cos2A)/cosA = x, then the value of x is

If a -­ b = 3 and ab =28, then a3 - b3 is

Which of the following quadratic equations has real roots?

If sinC + sinD =X, then the value of X is?