math
posted by Americal .
The ratio of guests under 15 to the total number of guests is 1:2. How many guests are under 15? The answer is five. Am I correct.
Table
Age Range Guest
Under 15 X
1540 6
4165 3
Over 65 2

No. The "total" includes everyone including those under 15.
1/2 = x/(11+x)
5.5 + .5x = x
5.5 = .5x
11 = x
Thus there are 11 under 15 and 22 total.
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