Exploring Systems in the Real World

Question 1

Which variables would you use for the equations of this scenario? Check all that apply.

Revolt · Accepted Answer

f, representing feet for distance; m, representing minutes for time

Question 2

If the variables that represent the scenario are f for distance in feet and m for time in minutes, which equation represents the hare’s run?

Revolt · Accepted Answer

f = 8m

Question 3

How long will it take for the tortoise and the hare to meet? minutes

Revolt · Accepted Answer

30

Question 4

Which equations represent the scenario, where t represents the number of two-point questions and f represents the number of four-point questions? Check all that apply.

Revolt · Accepted Answer

t + f = 42; 2t + 4f = 100

Question 5

Which describes how to graph the other equation in the system?

Revolt · Accepted Answer

Graph (0, 25) and (50, 0).

Question 6

How many of each type of question are on the test?

Revolt · Accepted Answer

8 four-point questions and 34 two-point questions

Question 7

Analyze Lennox’s equations. Are his equations correct? If not, what was his mistake?

Revolt · Accepted Answer

No, the rates needed to be in the same equation as the total revenue of $7500.

Question 8

He interpreted that 75 adult tickets and 225 child tickets were sold for the concert? Which statements are true of this interpretation? Check all that apply.

Revolt · Accepted Answer

He used the intersection point.; He incorrectly interpreted the solution.; He did not match the values to the corresponding variables.

Exploring Systems in the Real World Answers

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