Solve. If necessary, round percents to the nearest tenth and all other answers to the nearest whole.One day 72 programmers were sick with the flu. If this were 48% of the total number of programmers, how many programmers were there altogether?
A. 3456 programmers
B. 34,560 programmers
C. 150 programmers
D. 1500 programmers
Answer: C
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Evaluate the definite integral. Express the answer in terms of natural logarithms.
A. ln(
+ 3)
B. ln(
+ 
)
C. ln
D. ln(
+ 2)
Find the eccentricity of the ellipse.
+ 
= 1
A. 
B. 
C. 
D. 
Find the angles of the trignometric values in degrees. ? represents the unknown angle measure. tan ? = 0.63
A. 13° B. 13.0° C. 32° D. 32.0°
Solve the problem. If necessary, round to the nearest tenth.If friction is ignored, the time t (in seconds) required for a block to slide down an inclined plane is given by the formula t = 
where a is the length (in feet) of the base and g ? 32 feet per second per second is the acceleration of gravity. How long does it take a block to slide down an inclined plane with base a = 11 when 
A. 1.3 sec B. 1.1 sec C. 1.5 sec D. 0.3 sec