Staar Math 7th grade 2018

A recipe says to use 3 cups of flour to make 48 cookies. What is the constant of proportionality that relates the number of cookies made, y, to the number of cups of flour used, x ?

• .06

• 48

• 3

• 16

Tags

CCSS.7.RP.A.2B

• F

• G

• H

• J

Tags

CCSS.7.G.B.4

A classroom is arranged with 8 seats in the front row, 10 seats in the middle row, and 12 seats in the back row. The teacher randomly assigns seats to students as they enter the classroom.

What is the probability that the first student who enters the classroom will be assigned a seat in the front row? $\parallel$

• $\frac{2}{5}$

• $\frac{2}{3}$

• $\frac{4}{11}$

• $\frac{4}{15}$

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

• F

• G

• H

• J

Tags

CCSS.HSG.SRT.A.2

Cheddar cheese costs $4.25 per pound.

Which equation best represents y, the total cost of x pounds of cheddar cheese?

• x = 4.25 + y

• x = 4.25y

• y = 4.25 + x

• y = 4.25x

Tags

CCSS.6.EE.C.9

• F

• G

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• J

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

What is the solution set for -4x $-$ 10 ≤ 2?

• x ≤ -3

• x ≥ -3

• x ≤ 2

• x ≥ 2

Tags

CCSS.7.EE.B.4B

• F

• G

• H

• J

Tags

CCSS.7.SP.C.8

The ratio of boys to girls in Ms. Cunningham’s class is 2 to 3. There are 18 girls in the class.

What is the total number of students in Ms. Cunningham’s class?

• 12

• 30

• 45

• 27

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

• F

• G

• H

• J

Tags

CCSS.7.G.B.6