If the arithmetic mean of seventy-five numbers is calculated, it is 35. if each number is increased ...
If the arithmetic mean of seventy-five numbers is calculated, it is 35. if each number is increased by 5, then mean of new numbers is :
Answer/Solution
40
Steps/Work
Explanation:
Let the numbers are
By Hypothesis , ......(i)
Mean of new numbers =
By (i)
Answer: B) 40
Let the numbers are
By Hypothesis , ......(i)
Mean of new numbers =
By (i)
Answer: B) 40