Pass
II!
In this figure, angle POS measures 90°. What is the measure of angle ROQ?
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a. 45° II!
b. 90° II!
c. 180°II!
d. 270° II!
e. 360° - Answer ✔✔ - b. PQ and RS are intersecting lines. The fact
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that angle POS is a 90-degree angle means
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that PQ and RS are perpendicular, II! II! II! II! II!
indicating that all the angles formed by II! II! II! II! II! II!
their intersection, including ROQ, measure
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90 degrees. II!
4 1/5 + 1 2/5 + 3 3/10
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a. 8 9/10
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b. 9 1/10 II! II!
c. 8 4/5
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d. 8 6/15 II! II!
e. 9 5/10 - Answer ✔✔ - a. Incorrect answers include adding both the
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numerator and the denominator and not II! II! II! II! II!
converting fifths to tenths properly. II! II! II! II!
3/4 is equal to II! II! II!
, a. 0.25
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b. 0.30II!
c. 0.34
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d. 0.50II!
e. 0.75 - Answer ✔✔ - e. To convert a fraction to a decimal, divide
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the numerator, 3, by the denominator, 4.
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3 ÷ 4 = 0.75.
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76 1/2 + 11 5/6 =
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a. 87 1/2
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b. 88 1/3
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c. 88 2/3
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d. 88 5/6
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e. 89 - Answer ✔✔ - b. The correct answer is 88 1/3.
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What is the decimal equivalent of 1/6 rounded to the nearest thousandth?
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a. 0.165
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b. 0.666
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c. 0.123
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d. 0.167
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e. 0.176 - Answer ✔✔ - d. Divide the numerator by the denominator:
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1 ÷ 6 = 0.166667. Round the answer to the
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thousandths place (three decimal places) to II! II! II! II! II!
get the answer 0.167.
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1/6 + 7/12 + 2/3 = II! II! II! II! II!