Answer:
$1.60
Step-by-step explanation:
Amount of tax paid = percentage of tax to be paid x bill before tax
0.08 x $20 = $1.60
21
Volume= (4/3)*pi*r^3
40007= (4/3)*pi*r^3
r=21m
140%
28-10 = 14 person enrolled
14/10 = 140%