Solve.A chemical solution contains 9% calcium. How much calcium is in  of solution?

A.

0.18 mL

B. 1.8 mL
C. 22.222 mL
D. 2.222 mL


Answer: A

Mathematics

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Initially there are 260 newspaper subscriptions.  In the absence of limiting factors, subscriptions would grow by 32% per week.  There are only 2,190.00 households in town, and that is the maximum possible number of subscriptions. ?? A: Make a logistic model of newspaper subscriptions S after t weeks. ? B: Plot the graph of the model you found in part A over the first 20 weeks. ? C: According to the model, at what subscription level are subscriptions growing at the fastest rate? Round your answer to the nearest whole number. ? D: At what time did subscriptions reach the value you found in part C? Round your answer to the nearest whole number. ? Round your answers to two decimals, if necessary.

What will be an ideal response?

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Match the vector equation with the correct graph.r(t) = -3ti + 2tj + 2tk; 0 ? t ? 1

A. Figure 5 B. Figure 3 C. Figure 8 D. Figure 1

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Give the equation of the vertical asymptote(s) of the rational function.g(x) = 

A. x = 1 B. x = 1, x = -6 C. x = -1, x = 6 D. x = -1

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A. Yes B. No

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