Add commas where necessary. Delete commas used incorrectly using the delete symbol. Unlike most owls the small saw-whet owl is quite tame.

A charitable organization is having a raffle for a single prize of $7000. Each raffle ticket costs$3, and 9000 tickets have been sold. (a) Find the expected gain for the purchaser of a single ticket. (b) Find the expected gain for the purchaser of two tickets.

State whether the equation represents exponential growth, exponential decay, or neither. $y=68 \cdot x^{2}$

You randomly survey students in your school about the color of their eyes. The results are shown in the tables.

$$\begin{matrix} \text{Eye Color of Males Surveyed} & \text{ } & \text{ }\\ \text{Green} & \text{Blue} & \text{Brown}\\ \text{5} & \text{16} & \text{27}\\ \text{ }\\ \text{ }\\ \end{matrix}$$

$$\begin{matrix} \text{Eye Color of Females Surveyed} & \text{ } & \text{ }\\ \text{Green} & \text{Blue} & \text{Brown}\\ \text{3} & \text{19} & \text{18}\\ \text{ }\\ \text{ }\\ \end{matrix}$$

a. Make a two-way table. b. Find and interpret the marginal frequencies for the survey. c. For each eye color, what percent of the students in the survey are male? female? Organize the results in a two-way table.

A 5.0 kg bucket of water is raised from a well by a rope. If the upward acceleration of the bucket is $3.0 \mathrm{m} / \mathrm{s}^{2}$, find the force exerted by the rope on the bucket of water.

Determine by substitution which of the given numbers, if any, satisfy the given equation. $10-7 x=-x^{2} ; 2,4$

Kevin's office cubicle measures 8 ft by 12 ft. Write an equation to find the amount x that should be added to the current length and width to double the area.

Which compound forms the higher concentration of hydrate at equilibrium, PhCOCHO or $\mathrm{phCH}_{2} \mathrm{CHO}$? Explain your reasoning

Add commas where necessary. Cross out incorrect commas using the delete symbol. On Saturday morning I need to mow the lawn, pull the weeds and sweep the front porch.

Determine whether the following series converge absolutely, converge conditionally, or diverge. $\sum_{k=1}^{\infty} \frac{(-2)^{k+1}}{k^{2}}$

Find the general solution. of the following equations. Express the solution explicitly as a function of the independent variable. $x^{2} y^{\prime}(x)=y^{2}$

A worker pushes a $1.50 \times 10^{3} \mathrm{N}$ crate with a horizontal force of 345 N tor 24.0 m. How much work is done?

A candy company makes the popular Henney's, whose main ingredient is chocolate. The rectangular-shaped bar is 10 centimeters (cm) long, 5 cm wide, and 2 cm thick. The spot price of chocolate has decreased by 60%, and the company has decided to reward its loyal customers with a 50% increase in the volume of the bar! The thickness will remain the same, but the length and width will be increased by equal amounts. What will be the length and width of the new bar?

Add commas where necessary. Cross out commas used incorrectly by using the delete symbol. Some sentences may be correct. Summer vacation begins this year on June, 10.