Answer:
$404.40
Step-by-step explanation:
18 / 2 = 9ft (Radius)
A = pi(9^2)
A = pi(81)
A = 254.34
254.34*1.59 = 404.40
Answer:
13.50
Step-by-step explanation:
First find the discount
18 * 25%
18 * .25
4.5
Subtract this from the price
18 - 4.5
13.5
The new price is 13.50
I would say age of a plant to its height is a function while the others are not.