Asked by Milen
The mean height of Pat, Dex, Allan, Dan and Roy is 68 inches. If George is included in the group, the mean height becomes 67 inches. How tall is George?
Answers
Answered by
Tarefa
Show that 2Radical2an irrational number
Answered by
Reiny
Your last 4 or 5 questions have all been the same type.
I will do this one and let you do the others in the same way
The average for the 5 boys is 68, so their total heights is 5(68) = 340
Let George's height be x
(x + 340)/6 = 67
x+340 = 402
x = 62
I will do this one and let you do the others in the same way
The average for the 5 boys is 68, so their total heights is 5(68) = 340
Let George's height be x
(x + 340)/6 = 67
x+340 = 402
x = 62
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