Answer:
4.95 * 20 = 99 your earnings
4.25 * 20 = 85 friends earnings
Step-by-step explanation:
44.55/9 = hourly earnings
4.95 per hour
51/12= hourly earnings
4.25 per hour
4.95 * 20 = 99 your earnings
4.25 * 20 = 85 friends earnings
-3 2/3 (-2 1/4)
= -11/3 * -9/4
= 99/12
= 8 3/12
= 8 1/4
In short, Your Answer would be Option D
Hope this helps!
Answer:
Step-by-step explanation:
Given
Volume of box 
Let b be the square base and h be the height of box
Volume 

Surface Area 


Differentiate A w.r.t b to get maxima/minima





![[tex]h=\frac{32,000}{40\times 40}](https://tex.z-dn.net/?f=%5Btex%5Dh%3D%5Cfrac%7B32%2C000%7D%7B40%5Ctimes%2040%7D)

The answer is 1 and 1/24. You add the numerators and the denominators across then simplify.
what is suppoesed to be solved
the letter b?