If the mean of numbers 27, 31, 89, 107,...

If the mean of numbers 27, 31, 89, 107, 156, is 82, then the mean of 130, 126, 68, 50, 1 is

A

80

B

82

C

157

D

75

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The correct Answer is:

D

Clearly,
Required mean `=(130+126+68+50+1)/(5)=(375)/(5)=75`

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