# Rex is four times as old as Ted. If the sum of their ages is 30, how old is Ted? A: 5 B: 8 C: 10 D: 6

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D:6 as 4x6 is 24 so add them, gives you 30

[latex]t-Ted\\4t-Rex\\\\t+4t=30\\5t=30\ \ \ /:5\\t=6\\\\Answer:D[/latex]

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