Find the expected value.A new light bulb has been found to have a 0.02 probability of being defective. A shop owner receives 500 bulbs of this kind. How many of these bulbs are expected to be defective?
A. 20
B. 100
C. 10
D. 500
Answer: C
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Which of the following is not equivalent to 
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A.
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B.
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C.
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D.
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E.
?None of the above.
Perform the indicated operation or operations. If a quotient is a repeating decimal, write the answer with a bar over the repeating digit or digits.(-7.2) ÷ 1.0
A. -8.2 B. -72 C. -7.2 D. -0.72
Provide an appropriate response.If the total profit (in dollars) from the sale of x radios is P(x) = 50x - 0.05x2 - 700 + 5 ln(x), use Newton's method to approximate the break-even points for profit. (Note: There are 2 break-even points; one is between 10 and 50, and the other is between 900 and 1000.)
What will be an ideal response?
Use a calculator to find the approximate value of the expression rounded to two decimal places.tan 76°
A. 0.64 B. 3.96 C. 0.69 D. 4.01