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The girl spent 1/4 of her money. 12 is divisible by 3 and when we divide, we get a quotient of 3
If the girl spent $3, we subtract 3 from 12 and we see that 3 = 1/4 6=2/4 and 9=3/4 but if she spent $3 it would be 1/4
The Girl Spent 1/4 of her money. This is also known as 25%