The mean of ten numbers is 50. What is the sum of the ten numbers?
Answers
Answered by
1
Step-by-step explanation:
Let the sum of the ten numbers be a and the new number added be b
Mean = a/10
a/10 = 50
=> a = 500 ------(1)
When new number is added
Mean = 50
=> (a+b)/ 11 = 50
=> a + b = 550
=> 500 + b = 550
=> b = 550 - 500
=> b = 50
The number that is added is 50
Answered by
0
Step-by-step explanation:
50×10=500
hope it will help you mark as brainlist this please
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