A business man evaluated a proposed venture. He estimated that: The probability of making a profit of $9,000 is 0.2; the probability of making a profit of $5,000 is 0.4; the probability of breaking even is 0.3; and the probability of losing $4,000 is 0.1. Find the expected profit.
What will be an ideal response?
$3400
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Find the part.81% of 100 animals
A. 8100 animals B. 810 animals C. 8 animals D. 81 animals
Decide on a suitable restriction on the domain so that the function is one-to-one and the range is not changed.f(x) = x2 - 3
A. [3, ?) B. (-?, 2) C. [-3, 3) D. [0, ?)
Provide an appropriate response.A student says that the equation(z - 1)(z + 2) = 2 can be solved as follows: z - 1 = 2 or z + 2 = 1.If this is correct, explain why. If it is not correct, explain why and give the correct method.
What will be an ideal response?
Solve the problem. If necessary, use 3.14 for ?, and round your answer to the nearest hundredth of a unit.A small farm field is a square measuring 250 ft on a side. What is the perimeter of the field? If you double the length of each side of the field, what is the new perimeter?
A. 250 ft, 1000 ft B. 500 ft, 1000 ft C. 1000 ft, 2000 ft D. 500 ft, 2000 ft