Question

john told raquel that if he spent up to $30 from his saving account, his savings account would have 3/4 as much in it as it has now. From John's statement, raquel can deduce that the least amount of money that john could have in his savings account now is what?
The least amount of money he could have is 120 dollars
$X in account.
x-30 = 3x/4
4x-120 = 3x
X = $120

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