7th Grade CT STAAR Review #3

Natasha has a job putting letters in envelopes to be mailed. In 1 hour she put 42 letters in envelopes. Which equation best represents y, the total number of letters Natasha puts in envelopes in x hours if she continues at this rate?

• x = y + 42

• y = x + 42

• x = 42y

• y = 42x

• -0.49

• -4.9

• -3.3

• -5.3

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

Based on the information in the table, which equation can be used to model the relationship between x and y?

• y = 5x

• y = x + 5

• y = x + 470

• y = 94x

The dot plots show the heights of the players on two basketball teams. Which statement is best supported by these data?

• The distributions of the data for Team A and Team B are approximately symmetrical.

• The median height of the players on Team B is less than the median height of the players on Team A.

• Team B has a greater range in player heights than Team A has.

• The mode height of the players on Team B is less than the mode height of the players on Team A.

The box plots show data about the number of years that farmworkers have been employed at each of two farms. Which statement is best supported by the information in the box plots?

• The range of the data for Farm Y is equal to the range of the data for Farm X.

• The third quartile of the data for Farm Y is less than the third quartile of the data for Farm X.

• The median of the data for Farm Y is greater than the median of the data for Farm X.

• The first quartile of the data for Farm Y is greater than the first quartile of the data for Farm X.

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

• x ≤ -3

• x ≥ -3

• x ≤ 2

• x ≥ 2

What is the solution to this equation? 30.16 = 17.56 + 5x

• 6.032

• 3.512

• 12.6

• 2.52

The students at Victoria High School were asked to choose their favorite lunch plate from among fish, baked chicken, chicken fried steak, enchiladas, or pizza. The results are shown on the graph.

If 760 students chose pizza, which is closest to the number of students who picked a favorite lunch plate other than pizza?

• 800

• 1400

• 1800

• 2000