Each video game costed (1/18) fraction of the birthday money.
A fraction is defined as the numbers in the form of p/q , where q is not equal to 0.
It is given that
You spent 1/3 of your birthday money on 6 video games
Let the cost of the video games is x
Let the amount of the birthday money is y
(1/3) * y = 6x
x = (1/18) y
Each video game costed (1/18) fraction of the birthday money.
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