Quantitative Aptitude - Arithmetic Ability Questions

What is the slope of the line, parallel to the line 3x -­ 6y = 4?

The value of aa-b+bb-a is

If Data Interpretation and Modern Maths were taught for a combined time of 96 hours, then for how much time (in hours) were Number system and Geometry
taught?

Find the remainder when 413 divided by 3?

To cover a distance of 90 km in 2.5 hours what should be the average speed of the car in meters/second?

θ is a positive acute angle and sinθ ­ cosθ = 0, then the value of secθ + cosecθ is

When a number is increased by 21, it becomes 114% of itself. What is the number?

If 170% of a number added to 66, then the result becomes equal to twice of the number. What is the number?