Answer:
30y+1
Step-by-step explanation:
1+5x6y
1+30y
30y+1
Looks like it should be D since they spent 0.08 on tickets and get 1.92. Then shirts are $55 so we subtract this from the profit.
Answer:

Step-by-step explanation:
Given
---- the perimeter of fencing
Required
The maximum area
Let


So, we have:

This gives:

Divide by 2

Make L the subject

The area (A) of the fence is:

Substitute 

Open bracket

Differentiate with respect to W

Set to 0

Solve for 2W

Solve for W

Recall that:




So, the maximum area is:



Answer: Hexagon
Explanation: Just trust me ;)