The length of the third smallest table is 1.6 because 7.8 is more than 3.5 and 3.5 is more than 1.6,
Answer:
bottom side (a) = 3.36 ft
lateral side (b) = 4.68 ft
Step-by-step explanation:
We have to maximize the area of the window, subject to a constraint in the perimeter of the window.
If we defined a as the bottom side, and b as the lateral side, we have the area defined as:

The restriction is that the perimeter have to be 12 ft at most:

We can express b in function of a as:

Then, the area become:

To maximize the area, we derive and equal to zero:

Then, b is:

Answer:
4
Step-by-step explanation:
If you count by 2 two times you get 4.
Answer:
Dealer 2
Step-by-step explanation:
Dealer 1
Purchase price = 20500
Sales price = 25000
Profit :
((25000 - 20500) / 20500) * 100%
= 21.95%
Dealer 2 :
Purchase price = 22000
Sales price = 28800
((28800 - 22000) / 22000) * 100%
= 30.90%
The better buy is for dealer 2 has he made a higher percentage profit