Solve the problem.The intensity I of an earthquake is given by ?
where R = the magnitude on the Richter scale, I0 is the minimum intensity, and 
is used for comparison. Find I, in terms of I0 , for an earthquake of magnitude 3.7 on the Richter scale.
A. 5011.9 I0
B. 0.57 - log I0
C. 37I0
D. 5011.9 I03.7
Answer: A
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Use unit ratios or conversion factors to change to the units indicated. Round to the nearest tenth, if necessary.60 kg to pounds
A. 152.4 lb B. 132.0 lb C. 27.0 lb D. 63.6 lb
Use a calculator to find the approximate value of the expression. Round the answer to two decimal places.csc 40°
A. 1.34 B. 1.46 C. 1.56 D. 1.24
A new chocolate company is estimating how many candy bars per week college students will consume of their line of products. The graph shows the probable number of candy bars students (age 18-22) will consume from year 0 to year 10. B(x) gives the number of candy bars for boys, G(x) gives the number of candy bars for girls, and T(x) gives the total number for both groups. Use the graph to answer the question.
Use the slopes of the line segments to decide in which period (0-5 or 5-10) the number of candy bars per week increased more rapidly.
A. 5-10 B. The number of candy bars increased at the same rate in both periods C. 0-5
Graph the parabola.y = 4(x + 3)2 + 1
A. 
B. 
C. 
D. 