Translate the percent problem to a basic percent equation using x for the unknown value. Do not solve.79 is 28% of what number?
A. 0.28 ? 79 = x
B. x + 0.28 = 79
C. x ? 79 = 0.28
D. x ? 0.28 = 79
Answer: D
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Arrange the quantities in order from smallest to largest.43 km, 340 m, 720 hm
A. 43 km, 720 hm, 340 m B. 720 hm, 340 m, 43 km C. 340 m, 43 km, 720 hm D. 340 m, 720 hm, 43 km
Find the measures of angles 1, 2, and 3.
A. m?1 = 28°, m?2 = 118°, m?3 = 28° B. m?1 = 118°, m?2 = 62°, m?3 = 118° C. m?1 = 118°, m?2 = 28°, m?3 = 118° D. m?1 = 62°, m?2 = 118°, m?3 = 62°
Write the number in decimal notation.
?
?
A. 31.276 B. 3.127 C. 67.213 D. 3.1276 E. 312.76
Decide whether the relation is a function, and give the domain and range.
A. Not a function; domain: (-?, 0) ? (0, ?); range: (-?, ?) B. Function; domain: (-?, 0) ? (0, ?); range: (-?, ?) C. Not a function; domain: (-?, ?); range: (-?, ?) D. Function; domain: (-?, ?); range: (-?, ?)