All of the members of a family are very tall. Their heights are 81 inches, 78 inches, 71 inches, 75 inches and 70 inches. What is the average height of the 5 members of the family (in inches)?

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Solution

The correct option is C 75
Sum of the heights
= 81 + 78 + 71 + 75 + 70
= 375 inches
Average height
= sum of heights/ total no: of members
= 375/5
= 75 inches

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All of the members of a family are very tall. Their heights are 81 inches, 78 inches, 71 inches, 75 inches and 70 inches. What is the average height of the 5 members of the family (in inches)?

The correct option is C 75Sum of the heights = 81 + 78 + 71 + 75 + 70 = 375 inches Average height = sum of heights/ total no: of members = 375/5 = 75 inches

The correct option is C 75
Sum of the heights
= 81 + 78 + 71 + 75 + 70
= 375 inches
Average height
= sum of heights/ total no: of members
= 375/5
= 75 inches