Answer:
26.6 mi^2
Step-by-step explanation:
Answer:
<h2>3,600 m²</h2>
Step-by-step explanation:
The formula of a surface area of a sphere:

<em>R</em><em> - radius</em>
<em />
We have <em>R = 30m</em>.
Substitute:

Answer:
y=-
x+3
Step-by-step explanation:
To work out the profit, firstly, you have to work out the cost of buying them, which is $15 multiplied by 100, which is $1500. You then have to work out what he sold them all at, which is $29.99 multiplied by 100, which is $2999. You then have to subtract $1500 from $2999, giving you $1499. Therefore, Ace made $1499 in profit.
Hope this helps :)