Quantitative Aptitude - Arithmetic Ability Questions

What is the reflection of the point (-4, 3) in the line x = -2?

A person goes from point N to P and comes back. His average speed for the whole journey is 60 km/hr. If his speed while going from N to P is 40 km/hr, then what will be the speed of the person (in km/hr) while coming back from P to N?

The mean of marks secured by 60 students in division A of class X is 66, 45 students of division B is 62 and that of 75 students of division C is 60. Find the mean of marks of the students of three divisions of Class X.

The compound interest earned in two years at 12% per annum is Rs 10176. What is the sum (in Rs) invested?

Two students appeared for an examination. One of them secured 9 marks more than the other and his marks were 56% of the sum of their marks. The marks obtained by them are

What is the reflection of the point (6, -3) in the line y = 2?

After excluding stoppages, the speed of a bus is 60 kmph and after including stoppages, it is 45 kmph. For how many minutes does the bus stop per hour?

If sinA/(1 + cosA) = x, then x is