Respuesta :
Answer:
C, my friend. Trust the BlueDragon
Step-by-step explanation:
30% of $30 is 9, $30-$9 is $21.00
He saved $9.00
$9
just get the cost and multiple by the percentage so put 30.00 x .30
$9
just get the cost and multiple by the percentage so put 30.00 x .30
$9