Mixed Review 7th Grade Math STAAR

Based on the data in the table, what is the probability that a andom customer will NOT rent a drama?

• 1/4, because the probability of renting a drama is 3/4

• 3/4, because the probability of renting a drama is 1/4

• 4/5, because the probability of renting a drama is 1/5

• 1/5, because the probability of renting a drama is 4/5

A coin bag contains 10 dimes, 5 nickels, and 1 penny. Two coins will be selected from the bag one at a time without replacement. What is the probability that a dime will be selected first and then a penny?

• 83/120

• 11/16

• 5/128

• 1/24

Axl and his family drove 6 hours every day during a road trip. Which graph best represents y, the total number of hours driven in x days?

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The cost of 3 pounds of grapes is $6.57. What is the constant of proportionality that relates the cost in dollars, y, to the number of pounds of grapes, x?

• 6.57

• 3

• 2.19

• Not here

Amanda increased the amount of protein she eats from 48 g to 54 g. By what percentage did Amanda increase the amount of protein?

• 11.1%

• 88.9%

• 112.5%

• 12.5%

Which equation represents the relationships between the x-values and the y-values in the table?

• y = 2x + 12

• y = 4x + 6

• y = 2x + 4

• y = 6x + 4

Which number line represents the solution to the inequality -7x - 13 > 8

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The model represents an equation. What value of x makes the equation true?

• 3

• 8

• 6

• 4

Which equation is true when the value of x is -12?

• 1/2x + 22 = 20

• 15 - 1/2x = 21

• 11 - 2x = 17

• 3x - 19 = -17

John ran 8 kilometers. One mile is approximately equal to 1.6 kilometers. Which measurement is closest to the number of miles John ran?

• 5 mi

• 12.8 mi

• 6.4 mi

• 9.6 mi