Countdown to STAAR Packet

1. A water tank contains 2,130 gallons of water. Each hour, 30 gallons of water will drain from the tank until it is empty. How long will it take to empty the tank?

• 69 hours

• 75 hours

• 73 hours

• 71 hours

In the model shown, select the number of ovals that represents the product of 3/5 and 15. Select the ovals you want to shade.

Ezekiel has 2 candy bars. He will eat 1/4 of a candy bar each day. How many days will it take Ezekiel to eat both candy bars?

• 6

• 16

• 8

• 2

Jagrav measured the lengths of 10 praying mantises that he found in his garden. He made this table to display the information.

Jagrav is making the dot plot shown to display the data. Which two data points does Jagrav need to add to the dot plot? Choose the correct answer from each drop-down menu to complete the sentence.

Jagrav still needs to add one dot to ​ (a)   and one dot to ​ (b)   .

• 2
• 3

Which statement about a coordinate grid is true?

• The x-coordinate is the first number in an ordered pair.

• The x-axis and the y-axis are parallel to each other.

• The x-axis and the y-axis intersect at the ordered pair (1, 1).

• The vertical number line is the x-axis.

Which expression has a value of 7?

• (3 x 7) ÷ 7

• (2 x 7) ÷ (21 ÷ 3)

• (2 x 42) ÷ (3 x 4)

• (4 x 8) ÷ (2 x 2)

The three figures shown are rectangular prisms composed of unit cubes. Which figures have a volume of 16 cubic units?

• Figures I, II, and III

• Figures II and III only

• Figures I and II only

• Figures I and III only

The length in centimeters of a pencil is shown in expanded notation. What is this length in centimeters written as a numeral? Enter your answer in the box.

(a)  

The combined perimeter of the two rectangles below is 330 cm. The model shows only the dimensions of the larger rectangle. What is the perimeter of the smaller rectangle?

• 170 cm

• 140 cm

• 100 cm

• 120 cm

• Model F

• Model G

• Model H

• Model J