Math, asked by bunny7108, 1 month ago

The mean of 10 numbers is 28.if one number is excluded,their mean is 25.Find the excluded number

Answers

Answered by jeffarz01

0

Answer:

55

Step-by-step explanation:

Mean of 10 numbers = 28

Sum of 10 = 10*28

Mean of 9 numbers = 25

sum of 9 Numbers = 9 *25

exclused number = 10*28 - 9*25 = 55

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