Answer:
90
Step-by-step explanation:
Multiples of 9:
9, 18, 27, 36, 45, 54, 63, 72, 81, <u>90</u>, 99,
Multiples of 30:
30, 60, <u>90</u>, 120
Hope this is helpful.
$564
6% of 600 is 36
So 600-36= $564