The average of 22 numbers is 52. The average of the first 8 numbers is – McqOptions

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1.	The average of 22 numbers is 52. The average of the first 8 numbers is 48 and the average of next 11 numbers is 54. The 20th number is 7 less than the 21st number and 21st number is 4 more than 22nd number. What is the average of the 20th and 22nd numbers?
A.	52
B.	52.5
C.	53
D.	53.5
Answer» E.

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