Could someone pls help me with my math test ASAP its timed Question 1
The temperature is dropping at a rate of five degrees per hour.

Let d represent the number of degrees the temperature drops.
Let t represent the number of hours that pass.

Which is the dependent variable?
A the number of hours
B the number of degrees the temperature drops
C the rate at which the temperature drops
D the day of the week

Question 2
The table shows the relationship “Dental Assistants make 19 dollars per hour.”

Hours (h) Dollars (d)
1 19
2 38
3 57
4 76
5 95
Which statements are correct? Check all that apply.
1 The variable d is the independent variable.
2 The variable h is the independent variable.
3 The number of hours worked causes a change in the number of dollars earned.
4 The variable d is the dependent variable.
5 The number of dollars earned causes a change in the number of hours worked.
6 The variable h is the dependent variable.
7 The more hours that are worked, the fewer dollars that are earned.

Question 3
The table shows the relationship “Kevin read 35 pages per hour.”

Hours (h) Pages (p)
1 35
2 70
3 105
4 140
5 175
Which statements are correct? Check all that apply.
1 The variable h is the independent variable.
2 The variable p is the independent variable.
3 The number of pages read increases as the amount of time decreases.
4 The number of hours spent reading causes a change in the number of pages read.
5 The variable p is the dependent variable.
6 The variable h is the dependent variable.
7 The more pages that are read, the less time it takes.

Question 4

Brian rides a bicycle at a rate of 12 meters per second. Let m represent the number of meters biked and s the number of seconds. Which student modeled the situation correctly?
A June’s work 12m = s
B Mina’s work 12s = m
C Chen’s work m = 12 + s
D David’s work m = 12 – s

Question 5
Tyler’s grocery receipt shows a charge of $0.25 for every apple he purchased.

Let g represent the amount on the grocery receipt.
Let a represent the number of apples purchased.

Which is the independent variable?
A the amount of the grocery bill
B the cost of an apple
C the weight of the apples
D the number of apples purchased

Question 6
The table shows the relationship “Mason rode 15 miles per hour on his bicycle.”

Hours (h) Miles (m)
1 15
2 30
3 45
4 60
5 75

Which statements are correct? Check all that apply.
1 The variable m is the independent variable.
2 The number of miles increases as time increases.
3 The number of hours causes a change in the number of miles ridden.
4 The variable h is the independent variable.
5 The variable h is the dependent variable.
6 The farther Mason rides, the less time it takes.
7 The variable m is the dependent variable.

Question 6
The temperature is dropping at a rate of five degrees per hour.

Let d represent the number of degrees the temperature drops.
Let t represent the number of hours that pass.

Which is the independent variable?
A the number of hours
B the number of degrees the temperature drops
C the rate at which the temperature drops
D the day of the week