Math Quiz

Select the equivalent expression for each expression.

• -5/6^2

• 1

• -5/6

• (1.3)^6

There are about 2.54 centimeters in 1 inch. To the nearest hundredth, how many centimeters are there in 6 inches?

Graph the proportional relationship given by the situation. Craig bought 5 boxes of nails for $62.50. This situation can be modeled by the equation y = 12.5x.

Ariel collected information about mockingbirds for a science project. How many times will a mockingbird beat its wings in 2 minutes?

Ariel states that a mockingbird beats its wings approximately 0.07 times per second. Is Ariel correct? Explain.

• Yes, she divided the number of seconds by the number of wing beats

• No, she divided 420 by 90 instead of 30

• No, she found seconds per a wing beat

• Yes, she divided 420 by 30

Find the solution of the following equation. 3.75x + 15 = 63.75

• x = 4

• x = 8

• x = 13

• x = 17

What is the equation of the linear relationship in slope-intercept form?

• y = 10x

• y = 20x

• y = 10x + 20

• y = 20x + 10

Find the slope of the line.

What is the missing side length of the right triangle?

• 1 in.

• 5 in.

• 10 in.

• 25 in.

The system of equations is shown by the graph. What is the solution to the system?