Systems of Equations and Temperature Conversions Quiz

What must be true for two lines to have infinitely many solutions?

• They must have the same slope and the same y-intercept.

• They must have the same slope and different y-intercepts.

• They must intersect at exactly one point.

• They must have different slopes and the same y-intercept.

If two lines have the same slope but different y-intercepts, what is true about their solutions?

• They have infinitely many solutions.

• They have no solutions.

• They intersect at exactly one point.

• They form a right angle.

What is the equation of a line parallel to y = 3/4x - 1?

• y = 3/4x + 2

• y = -3/4x + 1

• y = 3/4x - 1

• y = -3/4x - 2

In the vegetable problem, what combination of zucchini and broccoli weighs 10 pounds but does not cost $17?

• 3 pounds of zucchini and 7 pounds of broccoli

• 6 pounds of zucchini and 4 pounds of broccoli

• 10 pounds of zucchini and 1 pound of broccoli

• 5 pounds of zucchini and 5 pounds of broccoli

What combination of vegetables costs $17 but does not weigh 10 pounds?

• 10 pounds of zucchini and 1 pound of broccoli

• 3 pounds of zucchini and 7 pounds of broccoli

• 5 pounds of zucchini and 5 pounds of broccoli

• 6 pounds of zucchini and 4 pounds of broccoli

How many pounds of zucchini and broccoli can Andre buy to spend exactly $17 and weigh 10 pounds?

• 3 pounds of zucchini and 7 pounds of broccoli

• 6 pounds of zucchini and 4 pounds of broccoli

• 10 pounds of zucchini and 1 pound of broccoli

• 5 pounds of zucchini and 5 pounds of broccoli

What is the Fahrenheit equivalent of 50 degrees Celsius?

• 212 degrees Fahrenheit

• 122 degrees Fahrenheit

• 150 degrees Fahrenheit

• 100 degrees Fahrenheit

What is the Celsius equivalent of -60 degrees Fahrenheit?

• -70 degrees Celsius

• -60 degrees Celsius

• -40 degrees Celsius

• -51 and 1/9 degrees Celsius

At what temperature are Celsius and Fahrenheit equal?

• 100 degrees

• 32 degrees

• -40 degrees

• 0 degrees

What is the formula to convert Celsius to Fahrenheit?

• F = 5/9 C + 32

• F = 9/5 C + 32

• F = C + 32

• F = 9/5 C - 32