Quiz about Pop quiz #2: Unit 3

Question 1

Write the linear equation for the following word problem: 'A car rental company charges a flat fee of $50 plus $20 per day for renting a car.'

Accepted Answer

y = 20x + 50

Answer

y = 50x + 20

Answer

y = 50x - 20

Answer

y = 20x - 50

Question 2

Interpret the slope and y-intercept of the linear function y = 3x + 2.

Accepted Answer

The slope is 3 and the y-intercept is 2.

Answer

The slope is 1 and the y-intercept is 4.

Answer

The slope is 4 and the y-intercept is 1.

Answer

The slope is 2 and the y-intercept is 3.

Question 3

Identify the slope and y-intercept of the linear function: y = -2x + 5.

Accepted Answer

Slope: -2, Y-intercept: 5

Answer

Slope: 2, Y-intercept: -5

Answer

Slope: -5, Y-intercept: 2

Answer

Slope: 0, Y-intercept: 5

Question 4

Find the slope from the given points: (2, 5) and (4, 9).

Accepted Answer

2

Answer

10

Answer

7

Answer

3

Question 5

Write the linear equation for the following word problem: 'A phone company charges a flat fee of $30 plus $0.05 per minute for using their service.'

Accepted Answer

y = 0.05x + 30

Answer

y = 0.05x - 30

Answer

y = 30x + 0.05

Answer

y = 0.30x + 0.05

Question 6

Interpret the slope and y-intercept of the linear function y = -0.5x + 4.

Accepted Answer

The slope is -0.5 and the y-intercept is 4.

Answer

The slope is -4 and the y-intercept is 0.5.

Answer

The slope is 1 and the y-intercept is 4.

Answer

The slope is 0.5 and the y-intercept is -4.

Question 7

Find the slope from the given points: (-3, 7) and (5, 19).

Accepted Answer

2

Answer

4

Answer

10

Answer

6

Question 8

Write the linear equation for the following word problem: 'A shipping company charges a flat fee of $10 plus $15 per package for shipping.'

Accepted Answer

y = 15x + 10

Answer

y = 10x + 15

Answer

y = 10 + 15x

Answer

y = 15x - 10

Question 9

Interpret the slope and y-intercept of the linear function y = 0.75x - 1.

Accepted Answer

The slope is 0.75 and the y-intercept is -1.

Answer

The slope is 1 and the y-intercept is 0.75.

Answer

The slope is -1 and the y-intercept is 0.75.

Answer

The slope is 0.75 and the y-intercept is 1.

Pop quiz #2: Unit 3

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