After putting them in order, cross out the 'ends' First 58 and 80 Then 58 and 74 You are left with 63 and 69 The median number is 66. The median is the number in the 'middle.'
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The mean (average) of 76, 63, 79, 63, and 74 is 71.
(50+74)/2 = 62
No, 63 and 74 are not relatively prime because they have a common factor of 1.
62, 63, 64, 65, 66, 68, 69, 70, 72, 74, 75, 76, 77, 78, 80, 81, 82, 84, 85, 86, 87, 88.60, 62, 63, 64, 65, 66, 68, 69, 70, 72, 74, 75, 76, 77, 78, 80, 81, 82, 84, 85, 86, 87, 88, 90
The average of 64, 69, 73 and 74 is 70.The average of 64.69 and 73.74 gives 69.215 as the result.