Solve the problem.The weight W of an object on the Moon varies directly as the weight E on earth. A person who weighs 111 lb on earth weighs 22.2 lb on the Moon. How much would a 164-lb person weigh on the Moon?
A. 820 lb
B. 297.2 lb
C. 0.2 lb
D. 32.8 lb
Answer: D
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Simplify. Assume that variables can represent any value.
A. 36
B. 6y
C. 6
D. 6y2
Write expanded notation. The population of an African country is 1,584,660.
A. 1 million + 5 hundred thousands + 84 ten thousands + 6 hundreds + 6 tens + 0 ones B. 1 million + 5 hundred thousands + 8 ten thousands + 4 thousands + 6 hundreds + 60 ones C. 1 million + 5 hundred thousands + 8 ten thousands + 4 thousands + 6 hundreds + 6 tens + 0 ones D. 1 million + 584 thousands + 6 hundreds + 6 tens + 0 ones
Provide an appropriate response.Select a decimal percent with two digits and write it as a fraction. Select a fraction with a three-digit denominator and write it as a percent. Explain each step of your work.
What will be an ideal response?
In the figure, 
bisects 
of 
. If 
, 
, and 
, find WZ.
What will be an ideal response?