Answer:
1. 23
2. 8
Step-by-step explanation:
☆Cross multiply.

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Answer:
Rate of change of profit for this period = $2750 / month
Explanation
1) Area of trapezoid =1/2(base 1 +base 2)* height
Answer:
112.3
Step-by-step explanation:
112.3 if the 2 was 5 or higher it would be 112.4