I don't think it looks positive or negative, the score is the score. I think it'll be easier to get a good score sooner rather than later, since most of the math is actually high-school level content. The longer you wait, the more time you may need to refresh yourself. The danger is if it takes you more than 4-5 years to apply to an MBA program, your score will expire.
Low GPA = build alternate transcript, so focus on doing exceptionally well in your economics program.
Do some community service for something important to you; take leadership positions if you can.
Maybe take a stab at a few entrepreneurial ideas.
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