**Q2: **

The following graph represents the relation between pressure and elevation, where the -coordinate is the elevation in kilometers and the -coordinate is the pressure in bars.

Which quadrant would contain a point that is 11 km below sea level under a pressure of 6 bars?

- Aquadrant III
- Bquadrant IV
- Cquadrant I
- Dquadrant II

**Q7: **

Which coordinate has NOT been plotted on the coordinate grid?

- A
- B
- C
- D
- E

**Q8: **

Consider the ordered pairs plotted on this set of coordinate axes.

Is the set of ordered pairs a function?

- AYes
- BNo

Is the set of ordered pairs a function?

- AYes
- BNo

Is the set of ordered pairs a function?

- AYes
- BNo

**Q9: **

Are the coordinates and in the same location on a coordinate grid?

- A no
- B yes

**Q10: **

Which coordinate has NOT been plotted on the coordinate grid?

- A
- B
- C
- D
- E

**Q11: **

Tim has plotted five ordered pairs on a set of Cartesian coordinate axes.

Which ordered pair has coordinates ?

- A
- B
- C
- D
- E

Which ordered pair has coordinates ?

- A
- B
- C
- D
- E

Which ordered pair has coordinates ?

- A
- B
- C
- D
- E

**Q12: **

Jacob is plotting his exercise performance over 4 weeks on a coordinate grid. Each ordered pair represents the number of kilometres he swims and the number of kilometres he runs every week. His results were as follows:

week 1: ,

week 2: ,

week 3: ,

week 4: .

Which of the following graphs accurately describes Jacobβs performance?

- A
- B
- C
- D
- E

**Q13: **

On which of the following graphs is the point drawn?

- A(a)
- B(d)
- C(c)
- D(b)

**Q14: **

A father collected data to determine a relationship between studying hours and break hours for his 3 sons on a single day. His results were as follows:

Jacob:

Michael:

Noah:

Which of the following graphs best describes the given data?

- A
- B
- C
- D
- E

**Q15: **

A regular, eight-pointed star has been drawn in a coordinate plane with seven of its vertices at , and . Find the coordinates of the remaining point.

- A
- B
- C
- D
- E