The amount that Roxana has left is $7560.
Total Amount = $12000
She spent 12% on meat and 25% on vegetables.
Therefore, the amount left will be:
= (100 - 12% - 25%) × 12000
= 63% × 12000
= 63/100 × 12000
= 0.63 × 12000
= $7560
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