If the arithmetic mean of seventy five numbers is calculated, it is 35. If each number is increased by 5, then mean of new number is___________?
Q1. If the arithmetic mean of seventy five numbers is calculated, it is 35. If each number is increased by 5, then mean of new number is___________?
Answer: 40
Explanation: Adding a constant to every number increases the mean by the same constant; new mean = 35 + 5 = 40.