Multiply to find the exact answer. Express the answer as a whole or mixed number when possible and simplify.2
? 23
A. 61
B. 60
C. 51
D. 46
Answer: B
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The equation gives the position s = f(t) of a body moving on a coordinate line (s in meters, t in seconds). s (m)
What is the body's velocity when t = 8 sec?
A. 3 m/sec B. 0 m/sec C. 4 m/sec D. -4 m/sec
In order to determine the effects of a new high carbohydrate diet intended to treat depression, a researcher conducts a study. Five hundred inmates in the Middletown prison are selected to participate in the study. The researcher puts the 400 inmates not in solitary confinement on the new diet. The 100 inmates in solitary confinement are given their regular meals. The 400 inmates on the new diet are not aware that they being studied or that their diet has been modified, but have many fewer reported cases of depression after 30 days.Which of the following is not true?
A. This is a clinical study. B. This is a controlled experiment. C. The control group consists of 100 inmates. D. This is a randomized controlled experiment. E. All of these statements are true.
Simplify the expression.(23)2
A. 12 B. 64 C. 32 D. 36
The revenue of McMenamy's Fish Shanty located at a popular summer resort is approximately
?
?
during the tth week (
, which corresponds to the first week of June), where 
is measured in thousands of dollars. On what week does the restaurant realize the greatest revenue?
?
week number __________
Fill in the blank(s) with the appropriate word(s).