5.5 is your answer your welcome
A.) 3.2 pounds package has a shipping cost of $4.13. We can't use the cost assigned to 3 lbs because the package is over 3 lbs but it is not over 4 lbs so we use the cost of 4lbs.
b) It is better to use a line graph where x values represent the weight in pounds and the y values represent the cost.
c) f(x) = 2.69 + 0.48(x-1)
d) domain is the x values; range is the y values
Maria's organ systems interact to help keep her safe Nervous system, Respiratory system, Endocrine System, Integumentary System and Muscular System.
<h3>What are the organ systems?</h3>
The organ systems is the system of body which consist of different organs of the body. These organs help to work the body freely.
Maria is camping when she starts to smell smoke. She turns on her radio, to get the news that a forest fire is heading her way. The organs which help her to keep safe from fire are listed below:
- Nervous system- It helps to react the body against the hazard.
- Respiratory system-This organ system help Maria to keep breath with increasing the breathing rate.
- Integumentary System-This system help to protect her inner body from external environment.
- Endocrine System- It will help to maintain energy level.
- Muscular System-This system will help to run and do physical task in the fire.
Thus, Maria's organ systems interact to help keep her safe Nervous system, Respiratory system, Endocrine System, Integumentary System and Muscular System.
Learn more about the organ systems here:
brainly.com/question/545314
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