The points (s, t) that will maximize John's profit is; (12, 0)
<h3>How to use Inequality Constraints?</h3>
We are given the inequality constraints;
s ≤ 12 - 0.5t
s ≥ 10 - t
s ≤ 20 - t
s ≥ 0
t ≥ 0
We are told that John sells the T-shirts for $6 each and the shorts for $14 each. Since the coordinate point is (s, t), when we look at the options and compare with each of the constraints, it is clear that the points (s, t) that will maximize John's profit is; (12, 0)
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Answer:
Option A - 
Step-by-step explanation:
Given : Aricela is trying to estimate the distance between her house and the park. On a map with a scale of 0.5 in. = 2 miles, the distance between her house and the park is 2.75 in.
To find : Which proportion can Aricela use to determine the distance, d, between her house and the park?
Solution :
The distance between her house and the park is 'd' miles.
A scale of 0.5 in. = 2 miles
The distance between her house and the park is 2.75 in.
i.e. the scale is 2.75 in. = d miles
The proportion form is

Therefore, proportion can Aricela use to determine is
.
So, option A is correct.
10x8=80 dollars that day
80+30=$110
Hope this helps!! Have a good day
Answer:
20
Step-by-step explanation:
20
Answer:
b) $49
Step-by-step explanation:
The question here is not if Alexis can mow the lawn faster or slower than the person who hires (actually, the time that the person hired took to mow the lawn is irrelevant).
The important part is the time Alexis can save hiring someone:
- Alexis mow her lawn in 30 minutes.
- Alexis earns $100 an hour. Then 30 minutes of her time is worthy $50.
Then, paying $50 or less is a good choice for Alexis.
Therefore the answer is b) $49.