7
lesson pretestMultiple Choice

Pretest

Question 7 • Algebra 1

To support a shelf, the diameter of a bolt can measure anywhere from 0 point 2 cm less than 1 point 5 cm to 0 point 2 cm greater than 1 point 5 cm. Which graph represents the possible measures of the diameter of the bolt?

Answer
A
Image with description A number line labeled from 1 to 2 in increments of 0 point 2. There is an open dot at 1 point 3 and another open dot at 1 point 7. Both the dots are connected.
B
Image with description A number line is labeled from 1 to 2 in increments of 0.1. The line is shaded from 1.3 to 1.7 with filled circles at 1.3 and 1.7.
C
Image with description A number line labeled from 1 to 2 in increments of 0 point 2. An open dot at 1 point 3 from which a ray extends to the left, and another open dot at 1 point 7 from which a ray extends to the right.
D
Image with description A number line labeled from 1 to 2 in increments of 0 point 2. A closed dot at 1 point 3 from which a ray extends to the left, and a closed dot at 1 point 7 from which a ray extends to the right.
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