PLZ HELP WILL GIVE CROWN...1-True or False? When temperature rises, the number of people who go to the beach increases. Temperature is the independent variable in this situation.
True or False
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2-It costs $1.58 to buy a bag of popcorn. Which of the following equations shows the amount of money needed, z, to buy n bags of popcorn?
a-z = 1.58 + n
b-n = 1.58 + z
c-z = 1.58n
d-n = 1.58z
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3-Brittany's family is driving at a speed of 45 miles per hour. If x represents the distance they have traveled and y represents the time they been traveling, which of the following equations shows the relationship between x and y?
x = 45 + y
y = 45 + x
x = 45y
y = 45x
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4-Alexander can earn money for the cans he recycles. Which of the following statements describes the variables in this situation correctly?
The number of cans recycled is the independent variable because it affects the amount of money earned.
The number of cans recycled is the dependent variable because it affects the amount of money earned.
The amount of money earned is the independent variable because it affects the number of cans recycled.
The amount of money earned is the dependent variable because it affects the number of cans recycled.
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5-Tracey built a small boat and recorded the distance it traveled. The table below shows the distance traveled (f) during the first 4 seconds after starting (p).
Elapsed Time
(seconds) Distance Traveled
(feet)
1 4.2
2 8.4
3 12.6
4 16.8
Which of the following equations represents the relationship between the distance traveled and the elapsed time?
p = 4.2f
f = 4.2p
p = 4.2 + f
f = 4.2 + p