Quantitative Aptitude - Arithmetic Ability Questions

Between 200 and 400 how many numbers are divisible by 7?

5 litres of honey contains 80% sugar. 3 litres of water is added to this honey. What is the percentage of sugar in the new mixture?

BE and CF are two altitudes of a triangle ABC. If AB = 6 cm , AC = 5 cm and CF = 4 cm , then the length of BE is

a and b are irrational numbers such that a+b = q is a rational number; then a­b is

What is the value of 9991 x 10009?

The ratio of three numbers is 5 : 6 : 8. If the sum of the three numbers is 380, then what is the smallest among the three numbers?

Reflection of the point (4,­6) in the origin is

If x -­ y = ­7 and x + y = 13, then x2 - y2 is