Review for 22.5 Weeks Test

Look at the chart.

Which list has the missing numbers?

• 3, 269, 16

• 6, 169, 18

• 6, 269, 17

• 3, 169, 17

Answer explanation

Use your calculator.

During the winter break, Oliver noted the average temperatures the weatherman announced on the news.

What is the difference in temperature between Friday and Sunday?

• 40º F

• 24º F

• 17º F

• 47º F

Answer explanation

The question asked for the difference (subtraction) between Friday and Sunday. Friday was 32º F and Sunday was 8º F. 32 - 8 = 24.

Which of the polygons are regular polygons?

• A, F

• E, F

• C, D, E, F

• A, E

Determine if the following table describes a proportional relationship.

• Yes, the table describes a proportional relationship of $11.50 earned each hour.

• Yes, the table describes a proportional relationship of $1.00 earned every 11.5 hours.

• No, there is enough information and a proportional relationship doesn't exist.

• No, there isn't enough information to determine if a proportional relationship exists.

Answer explanation

The question asked "Whole to Part". The first number must be the total and the second number must be a part. The 9:4 shows the total of panda bears and squirrel is 9 (whole) and there are 4 squirrels (part).

At Oscar's birthday party, his mother provided chocolate and vanilla cupcakes. The ratio of chocolate cupcakes to vanilla cupcakes is 8 to 3. Which of these statements could be true?

• There are exactly 20 chocolate cupcakes and 8 vanilla cupcakes on the table.

• There are exactly 16 chocolate cupcakes and 6 vanilla cupcakes on the table.

• There are exactly 4 chocolate cupcakes and 6 vanilla cupcakes on the table.

• There are exactly 24 chocolate cupcakes and 12 vanilla cupcakes on the table.

Ms Zutell gave the following ordered pairs (2, 7), (-5, 1), (-6, -6), and (0, 3) for her students to plot on the coordinate grid.

Which student plotted the ordered pairs correctly?

• 
• 
• 
• 

In which quadrant would these coordinate pairs be located?

(9, -3)

(-6, -1)

(1, -2)

(-3, -1)

• I and II

• III and IV

• I and III

• II and IV

In which quadrant is the ordered pair (-6, -2) located?

• I

• II

• III

• IV

Which math sentence shows 3 more to a number m?

• m - 3

• 3 > m

• m + 3

• m < 3

Which emoji point is located on the y - axis?

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• 
• 
•