SOLUTION: Average height of three children is 130 cm. The height of two of the children are 105 cm and 140 cm respectively. Find the height of the third child.

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Question 974382: Average height of three children is 130 cm. The height of two of the children are 105 cm and 140 cm respectively. Find the height of the third child.




Answer by Alan3354(69443) About Me  (Show Source):
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Average height of three children is 130 cm. The height of two of the children are 105 cm and 140 cm respectively. Find the height of the third child.
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respectively? That's meaningless.
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h = height of the 3rd child.
(105 + 140 + h)/3 = 130
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respectfully.
indubitably.