STAAR Review: 6.4B, 6.5B

Reshay asked 30 sixth-graders if they owned dogs or cats. Of the 30 students asked, 20 responded that they own dogs. If Reshay asks all of the 270 sixth-graders at his school the same quetsion, about how many of them can be expected to say they own dogs?

• 180

• 200

• 150

• 100

Tags

6.4B

Chung is practicing archery. So far he has fired 5 arrows at a target and hit the center 2 times. At this rate, if he fires 100 arrows at the target, how many times will he hit the center of the target?

• 25

• 40

• 35

• 50

Tags

6.4B

Mario earned $22.50 for babysitting his younger siblings for 3 hours. Ramona earned $30 for babysitting her younger siblings for 2 hours. Which statement is true?

• Ramona earned $8.50 more per hour than Mario.

• Mario earned $7.50 more per hour than Ramona.

• Ramona earned exactly twice as much per hour as Mario.

• Mario earned exactly twice as much per hour as Ramona.

Tags

6.4B

Ms. Chavez bought 20 eggs at a market. She will use 30% of these eggs to make cookies. How many eggs will Ms. Chavez use to make cookies?

• 6

• 8

• 5

• 3

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6.5B

A farmer separated 7 hens from a group of chickens and placed them in a new coop. If these 7 hens represent 20% of the total number of chickens the farmer owns, how many chickens does the farmer own?

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6.5B

Mr. Taylor had 50 corn plants growing in a field. A hailstorm destroyed 16% of these plants. How many corn plants did the storm destroy?

• 6

• 8

• 16

• 32

Tags

6.5B

Ms. Johnson add 3 cubes of sugar to an 8-ounce cup of tea. Ms. Huang add 2 cubes of sugar to a 6-ounce cup of tea. Which statement is true?

• Their cups of tea are equally sweet.

• Neither of their cups of tea is sweet.

• Ms. Johnson's cup of tea is sweeter than Ms. Huang's.

• Ms. Huang's cup of tea is sweeter than Ms. Johnson's.

Tags

6.4B

Ashley asked the students in her class to name their favorite food. She learned that 8 students prefer pizza the most. If these 8 students represent 25% of the total number of students, how many students are in Ashley's class?

• 40

• 32

• 36

• 28

Tags

6.5B

• 10

• 20

• 25

• 15

Tags

6.4B

Tyler mixed 7 mL of black paint with 21 mL of white paint to make gray paint. Hillary mixed 10 mL of black paint with 30 mL of white paint to make gray paint. Which statement is true?

• Tyler's gray paint is a darker shade of gray than Hillary's gray paint.

• Hillary's gray paint is a darker shade of gray than Tyler's gray paint.

• Tyler and Hillary's gray paints are the same shade of gray.

• Tyler's gray paint is almost black and Hillary's gray paint is almost white.

Tags

6.4B