Solve the problem.A deep sea diving bell is being lowered at a constant rate. After 8 minutes, the bell is at a depth of 300 ft. After 50 minutes the bell is at a depth of 2000 ft. What is the average rate of lowering per minute? Round to the nearest hundredth is needed.
A. 40.0 ft per minute
B. 40.5 ft per minute
C. 0.02 ft per minute
D. 34.0 ft per minute
Answer: B
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Write as the sum and/or difference of logarithms. Express powers as factors.ln 
4/5, x > 9
A. 
ln (x2 + 16x - 63) - 
ln (x - 1)
B. ln (x + 7) + ln (x - 9) + ln 4 - 16ln (x - 1) - ln 5
C. 4ln (x + 7) - 5ln (x - 9) - 
ln (x - 1)
D. 
ln (x + 7) + 
ln (x - 9) - 
ln (x - 1)
Use the table to answer the question. Write the number in words. 
Which type of housing is most used?
A. owning a house; twenty billion, six hundred fifty-two million, eight hundred fifty-three B. renting a house; five million, one hundred fifty-three thousand, three hundred fifty-four C. owning a condo; seven thousand, three hundred seventy-nine million, two hundred eleven D. owning a house; twenty million, six hundred fifty-two thousand, eight hundred fifty-three
Find the median for the set of data values.The annual salaries of ten engineers: 
A. $270,000 B. $190,000 C. $243,000 D. $188,500
Write the fraction or mixed number as a percent.
A. 
%
B. 16
%
C. 
%
D. 1
%