Home » The mean value of the marks obtained by 25 students in a class is 30 marks. If 15 marks added to every students, then new mean is
The mean value of the marks obtained by 25 students in a class is 30 marks. If 15 marks added to every students, then new mean is
Q.The mean value of the marks obtained by 25 students in a class is 30 marks. If 15 marks added to every students, then new mean is:
- 30
- 35
- 45
- 55
Answer: 45