Answer:
21
Step-by-step explanation:
if u divide 649 by 31 u get 20. 93 Wich u round up to 21
The standard form of the equation of a circle is:

Where the point (a,b) represents the centre and r is the radius. So, given your information, the equation will be:
$12.48/6= $2.08
$14.42/7= $2.06
$10.35/5= $2.07
So you are looking for the best deal.
The best deal would be:
B.) 7 bottles for $10.35
Hope that helps!!
Have a wonderful day!!
<h3>
Answer:</h3><h3> C</h3><h3 /><h3>
Step-by-step explanation:</h3><h3>It is C.</h3>
Thanks!
:)
Hope i helped