Find the sum of the series by recognizing how it is related to something familiar.
A. 
B. 
C. 
D. 
Answer: D
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The period T (in seconds) of a pendulum is 
, where L is the length of the pendulum (in feet). Find the period of a pendulum whose length is 10.0000 feet.
?
A. 1.010 sec B. 3.511 sec C. 5.511 sec D. 4.511sec E. 4.011 sec
Solve the problem.Sally Winston is contributing $3200 each year to a Roth IRA. The IRA earns 3.8% per year. How much will she have at the end of 25 years?
A. $134,599.40 B. $134,663.40 C. $134,343.40 D. $134,759.40
Solve the problem, if possible. Round your answer to the nearest tenth, when appropriate.A rectangular garden has an area of 12 ft by 5 ft. A gravel path of equal width is to be built around the garden. How wide can the path be if there is enough gravel for 138 ft2?
A. 10 ft B. 3 ft C. 4 ft D. 5 ft
Solve the problem.The intensity I of light varies inversely as the square of the distance D from the source. If the intensity of illumination on a screen 5 ft from a light is 2 foot candles, find the intensity on a screen 15 ft from the light.
A. 1
foot-candles
B. 
foot-candle
C. 
foot-candle
D. 2 foot-candles