SOLUTION: The mean height of Ana, Lucy Pearl and Tess is 66 inches. What is the height of Cora if the mean of the five girls is 70 inches

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Question 1111325: The mean height of Ana, Lucy Pearl and Tess is 66 inches. What is the height of Cora if the mean of the five girls is 70 inches
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
The mean height of Ana, Lucy Pearl and Tess is 66 inches.
4 * 66 = 264 is the total of the 4 girls' heights
What is the height of Cora if the mean of the five girls is 70 inches
let c = Cora's height
%28264%2Bc%29%2F5 = 70
264 + c = 5(70)
c = 350 - 264
c = 86 inches, a basketball player for sure