2016 STAAR Review 4

A bag contains:

• 5 red marbles

• 6 blue marbles

• 3 green marbles

• 4 black marbles

• 2 yellow marbles

A marble will be drawn from the bag and replaced 100 times. What is a reasonable prediction for the number of times a green or black marble will be drawn?

• 7

• 14

• 35

• 65

Which equation best represents the relationship between x and y in the graph?

• y= 3x+ 3

• y= 3x-1

• y=1/3. x+ 3

• y=1/3. x-1

Emily created the net worth statement shown. Based on the information in the table, what is Emily’s net worth?

• $20,525

• $87,025

• $107,550

• $128,075

Set A represents rational numbers. Set B represents integers. Which diagram shows the numbers placed in the correct sets?

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A boat traveled 27 miles in 2 hours. At this rate, how many miles will the boat travel in 1/2 ​​hour?

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Alina drew a model of a square pyramid. The dimensions of the model are shown in the diagram. What is the volume of Alina’s model in cubic centimeters?

• 1,200 cm³

• 600 cm³

• 160 cm³

• 400 cm³

At an assembly 7 out of the first 10 students who entered the gym were carrying a backpack. Based on this information, if 700 students were at the assembly, how many students could be expected to be carrying a backpack? Be sure to use the correct place value.

• 420

• 490

• 540

• 570

A circular railroad-crossing sign has a diameter of 30 inches. Which measurement is closest to the area of the sign in square inches?

• 94.2 in²

• 188.4 in.²

• 286.6 in.²

• 706.5 in²