Sketch the region of integration, and write an equivalent double integral with the order of integration reversed.

$$\int_0^3 \int_1^{e y}(x+y) d x d y$$

State the integration formula you would use to perform the integration. Explain why you chose that formula. Do not integrate. ∫ x / x²+1 dx

What happens with peripheral resistance and blood pressure when arterioles constrict?

One hundred twenty randomly selected students at Roosevelt High School were asked to name their favorite sport. The results are shown in the table. Find the experimental probability that a student selected at random makes the given response.

$$\begin{matrix} \text{Favorite Sport Survey} & \text{ }\\ \text{Sport} & \text{ Number of Responses}\\ \text{Basketball} & \text{30}\\ \text{Baseball} & \text{22}\\ \text{Football} & \text{34}\\ \text{Soccer} & \text{20}\\ \text{Other} & \text{14}\\ \end{matrix}$$

P(soccer)

How does the mass diffusivity of a gas mixture change with (a) temperature and (b) pressure?

Write the fraction or mixed number as a decimal. -7/80

Indicate which of the following errors, each considered individually, would cause the trial balance totals to be unequal:

a. A fee of $21,000 earned and due from a client was not debited to Accounts Receivable or credited to a revenue account, because the cash had not been received.

Indicate which of the preceding errors would require a correcting entry

Read each question. Eliminate any unreasonable answers. Then use the information in the question to solve. The table shows the surface areas, in square kilometers, of the oceans.

$$\begin{matrix} \text{Ocean} & Area (km^2)\\ \text{Pacific} & \text{156,000,000}\\ \text{Atlantic} & \text{77,000,000}\\ \text{Indian} & \text{69,000,000}\\ \text{Southern} & \text{20,000,000}\\ \text{Arctic} & \text{14,000,000}\\ \end{matrix}$$

Which of the following represents the area of the Arctic Ocean in scientific notation? A. $0.14 \times 10^{8}$ B. $1.4 \times 10^{7}$ C. $1.4 \times 10^{8}$ D. $14 \times 10^{6}$

Sketch the region of integration and write an equivalent integral with the order of integration reversed.

$$\int_{0}^{1} \int_{x}^{2-x} f(x, y) d y \ d x$$

How many grams of carbon molecules are in $1 \mathrm{~mol}$ of ethanol, $\mathrm{C}_2 \mathrm{H}_6 \mathrm{O}$?

“Properties are not affected by changes in temperature and pressure.” Is this statement true or false? Explain.

Following is an incomplete current-year income statement.

$$\begin{array}{c} \textbf{Income Statement} \end{array}$$

$$\begin{array}{lcc} \text{Net sales}&\text{\$\hspace{5pt}(a)}\\ \text{Cost of goods sold}&\text{\hspace{11pt}(b)}\\ \text{Selling, general, and administrative expenses}&\text{\hspace{1pt}7,000}\\ \text{Income tax expense}&\underline{\text{\hspace{1pt}2,000}}\\ \text{Net income}&\underline{\underline{\text{\hspace{6pt}(c)\hspace{6pt}}}}\\ \end{array}$$

Determine amounts a, b, and c. Additional information follows:

• Return on total assets is 16% (average total assets is $68,750).
• Inventory turnover is 5 (average inventory is$6,000).
• Accounts receivable turnover is 8 (average accounts receivable is $6,250).

Determine the mass, in grams, of $4.18 \times 10^{24}$ molecules of $\mathrm{C}_2 \mathrm{H}_4(\mathrm{OH})_2$.

Phytosterols can alter absorption of certain molecules by the intestinal tract. Why would they be a beneficial dietary supplement for people with high LDL levels?