Solve the equation for x.
= 12
A. {4}
B. {-2}
C. {12}
D. {18}
Answer: D
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Provide an appropriate response.When multiplying two proper fractions, the product:
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The loudness of a sound of intensity x, measured in watts per square meter, is defined as L(x) = log (
), where xo = 10-3.You have two friends, Jim and Amy. Jim always yells when he speaks, and Amy always whispers. The loudness of Jim's voice is 120 decibels, and the loudness of Amy's voice is 20 decibels. Determine how many times as intense Jim's voice is as compared at Amy's.
What will be an ideal response?
A large tank is designed with ends in the shape of the region between the curves 
measured in feet. Find the hydrostatic force on one end of the tank if it is filled to a depth of ft with gasoline. (Assume that the density of the gasoline is 42.0 lb/ft3 .) Select the correct answer
a. 5,785 lb b. 4,850 lb c. 6,918 lb d. 2,683 lb e. 7,698 lb f. 3,855 lb
Solve the problem. Give the answer to the nearest thousandth if necessary.Anna is flying a kite on 30 m of string. How high is the kite above her hand (vertically) if the horizontal distance between Anna and the kite is 22 m? 
22 m
A. 10.198 m B. 20.396 m C. 208 m D. 26 m