Solve the problem.If an earthquake has an intensity of x, then its magnitude, as computed by the Richter Scale, is given by
is the intensity of a small, measurable earthquake. (Consider
for this problem.) If one earthquake has a magnitude
on the Richter scale and a second earthquake has a magnitude
src="https://sciemce.com/media/4/ppg__reres0508192344__f1q50g5.jpg" alt="" style="vertical-align: -4.0px;" /> on the Richter scale, how many times more intense (to the nearest whole number) is the second earthquake than the first?
A. 4
B. 158
C. 51
D. 251,188,643
Answer: B
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Perform the operation by applying the standard order of operations for a series of calculations.($25 + $45 + $75 + $85) ÷ 5
A. $29 B. $46 C. $41 D. $51
Solve the equation.
?
?
x = __________
Fill in the blank(s) with the appropriate word(s).
Find the volume of the solid below, when ?a? = 5, ?b? = 20, ?c? = 1.
?
?
__________ mm3
Fill in the blank(s) with the appropriate word(s).
Factor completely.-w2 + 12w - 27
A. (-w + 9)(w + 3) B. prime C. -(w + 9)(w + 3) D. -(w - 9)(w - 3)