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The average of 11 numbers is 40. The average of first five numbers is 45 and that of last five numbers is 38. Then find the sixth number?

A25

B26

C27

D28

Answer:

A. 25

Read Explanation:

Total value of 11 numbers = 40*11 = 440 Total of first five numbers = 45*5 = 225 Total of last five numbers = 38*5 = 190 Sixth number = 440 – (225 + 190) = 25


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