Answer:
Step-by-step explanation:
-1/3
she will have a balance of negative 150
3 x $10.50 = $31.50
$10.50 + $10.50 + $10.50 = $31.50
$10.00 + $10.00 + $10.00 = $30.00
$0.50 + $0.50 + $0.50 = $1.50
$30.00 + $1.50 = $31.50