The Richter scale reading for an earthquake measures its intensity (as a multiple of some minimum intensity used for comparison). The intensity I corresponding to a Richter scale reading R is given by 
. Find the intensity of a quake measuring 5.5 rounded to the nearest integer.
?
A. 316,228
B. 25,329,516
C. 562
D. 5,033
E. 24
Answer: A
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Solve the problem.Suppose that f(x) = -x - 2 and g(x) = x - 19.(a) Solve f(x) = 0.(b) Solve g(x) = 0.(c) Solve f(x) = g(x).
A. (a) x = -2; (b) x = -19; (c) x = 8.5 B. (a) x = -2; (b) x = 19; (c) x = -10.5 C. (a) x = 2; (b) x = 19; (c) x = 8.5 D. (a) x = -2; (b) x = 19; (c) x = 8.5
Express the rational number as a fraction of integers.0.0131131131 . . .
A. 
B. 
C. 
D. 
Solve the problem.Suppose a manufacturer finds that the cost y of producing x units is given by a formula of the form 
If it costs $8200 to produce 20 units and $14,500 to produce 50 units, what is the marginal cost?
A. $410 B. $4000 C. $210 D. $290 E. none of these
Shade the region of feasible solutions for the given restraints.2x + 3y ? 6 x - y ? 3 x ? 1
A. 
B. 
C. 
D. 