The mean of 5 numbers is 50, out of which mean of 4 numbers is 46, find the 5th number.
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Answer:-
The mean of 5 number's is 50..
So, sum of 5 number's is 50×5 = 250.
And, the mean of 4 numbers is 46.
So, sum of 4 numbers is 46×4 = 184.
Now, fifth number= Sum of 5 number's - Sum of 4 numbers.
=> 250-184
=> 66
So,5th number is 66.
Hope it helps you..
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66 is the answer
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