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Biblioteka

Unit 1 Real Numbers and Connections to Algebra Test

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Posljednje ažuriranje almost 2 years ago
17

I can operate with real numbers.

2
2

I can determine if numbers are rational or irrational numbers.

2
2

I can write and simplify an expression.

2
2
3
4

I can write and solve equations

2
2
3
3
4

I can write and graph inequalities.

3
3
Pitanje 1
1.

Marcia walked 1.1 miles, stopped to tie her shoes, then walked another 1.25 miles to the store. It took her 0.91 hour. What was Marcia's average speed for her walk to the store?

(Level 2)

Pitanje 2
2.

What is the value of the following expression?

(Level 2)

Pitanje 3
3.

Which expression is rational?

(Level 2)

Pitanje 4
4.

Place an X in the table to show wheather each value is rational or irrational.

(Level 2)

Pitanje 5
5.

Which expression shows the Distributive Property applied to 7(2x + 5) - 4(2x + 5)?

(Level 2)

Pitanje 6
6.

Karla sings for 45 minutes for y number of days each week. She plays the piano for 1.5 hours for x number of days each week. Write an expression for the total number of hours that Karla sings and plays piano each week.

(Level 2)

Pitanje 7
7.

Simplify the expression completely.

(Level 3)

Pitanje 8
8.

The following problem was done on the board. An error was made. Circle and correct the error.

(Level 4)

Pitanje 9
9.

Solve the equation for n:

3(n - 4) = 18

(Level 2)

Pitanje 10
10.

Which two equations below have the same solution?

(Level 3)

Pitanje 11
11.

Solve the equation.

(Level 3 )

Pitanje 12
12.

Solve the equation.

(Level 3)

Pitanje 13
13.

Use the digits 1 to 9, without repeating, to fill in the boxes so x is a POSITIVE value. Explain how you know your answer works.

(Level 4)

Pitanje 14
14.

If turtle eggs are incubated at less than 82 degrees F, the turtles that hatch will be male. If the eggs are incubated at more than 88 degrees F, the turtles will be female. Write and graph the compound inequalitiy for the temperature range for which turtle eggs could hatch as a mixture of male and female turtles.

(Level 3)

Pitanje 15
15.

It is recommended that hikers' backpacks weigh no more than 20% of their body weight on overnight hikes.

A hiker who weighs 160 pounds is planning an overnight hike. The weight of her backpack when packed with essential equipment is 15 pounds. Write an inequality to show how many pounds, p, the hiker can still add to her backpack and stay within the recommended weight.

(Level 3)

A catering business specialize in catering wedding receptions.

They charge $400 for setting up the buffet and an additional $7.50 per guest.

Mr. and Mrs. Jones want to spend no more than $1600 on the catering.

(Level 4)

4
Pitanje 16
16.

Write an inequality that represents the situation.

4
Pitanje 17
17.

What is the maximum number of guests that they can invte?