Record student data below.
Breath-holding interval after a deep inhalation: ____________ sec length of recovery period: ____________ sec
Breath-holding interval after a forceful expiration: ____________ sec length of recovery period: ____________ sec
After breathing quietly and taking a deep breath (which you held), was your urge to inspire or expire? _________________
After exhaling and then holding one’s breath, was the desire for inspiration or expiration? __________________________ Explain these results. (Hint: What reflex is involved here?)

Let $W=$ the set of whole numbers $F=$ the set of (nonnegative) fractions $I=$ the set of integers $N=$ the set of negative integers $Q=$ the set of rational numbers.

List all the sets that have the following property. The set has the identity property for addition.

Set U: integers from 1 to 20, Set P: prime numbers, Set T: multiples of 3, Set F: multiples of 5. Write a statement in set notation. Set P _____.

Of the students in Ms. Villata's classes, 56 out of 128 are planning to go on a summer vacation. What percent is this?

Set U: integers from 1 to 20, Set P: prime numbers, Set T: multiples of 3, Set F: multiples of 5. Write a statement in set notation. Set T _____.

A company is planning to manufacture affordable graphing calculators. The fixed monthly cost will be $50,000 and it will cost$25 to produce each calculator. Find

$$\overline { C } ( 50 ) , \overline { C } ( 100 ) , \overline { C } ( 1000 ) , \text { and } \overline { C } ( 100,000 )$$

The following statement contains an italicized vocabulary word. Decide whether the sentence is true or false, and write True or False on the answer line.

Recovery from a psychological trauma occurs quickly and easily. ____________________

Explain why an ecosystem could not sustain Itself without the constant input of energy from an outside source.

In this task, determine whether the statement is true or false. If it is false, explain why or give an example that shows it is false.

If $a_n+b_n \leq c_n$ and $\displaystyle\sum_{n=1}^{\infty} c_n$ converges, then the series $\displaystyle\sum_{n=1}^{\infty} a_n$ and $\displaystyle\sum_{n=1}^{\infty} b_n$ both converge. (Assume that the terms of all three series are positive.

What are your goals? In two or more pages, describe where you see yourself living and what you see yourself doing in 10 years. What personal financial planning methods will you use to meet your goals?

Suggest how the mission statements for planning of future strategies might be communicated to three different stakeholder groups.

Show that if $M_{1}$ and $M_{2}$ are irreducible $R$ -modules, then any nonzero $R$ -module homomorphism from $M_{1}$ to $M_{2}$ is an isomorphism. Deduce that if $M$ is irreducible then End $_{R}(M)$ is a division ring (this result is called Schur's Lemma). [Consider the kemel and the image.]

a. What are the two dimensions of the financial planning process?
b. Why should firms draw up financial plans?

Your town is planning a park. Suggest some ways the park could be developed to promote high biodiversity.