The magnitude of earthquake 1 is 4.7, and the magnitude of earthquake 2 is 8. How do their intensities compare?
?
A. Earthquake 1 is 1,995.26 times as intense as earthquake 2.
B. Earthquake 1 is 3.3 times as intense as earthquake 2.
C. Earthquake 2 is 3.3 times as intense as earthquake 1.
D. Earthquake 2 is 1,995.26 times as intense as earthquake 1.
Answer: D
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Write expanded notation.5070
A. 5 ten thousands + 7 thousands + 0 hundreds + 0 tens + 0 ones B. 507 thousands C. 5 thousands + 0 hundreds + 7 tens + 0 ones D. 5 hundreds + 0 tens + 7 ones
Change 0.00125 to a percent.
A. 0.0000125% B. 0.125% C. 1.25% D. 0.0125%
Solve the inequality, then graph the solution.f - 1 < 11
A. (-?, 12)
B. (-?, 12]
C. (12, ?)
D. [12, ?)
List the critical values of the related function. Then solve the inequality.
? 
A. No critical values; ?
B. 3; (-?, 3)
C. -2, 1, 2, 
; (-?, -2) ? (1, 2) ? 
D. -2, 1, 2, 
; (-2, 1) ? 