1. A certain antihistamine is often prescribed for allergies. A typical dose for a 100-pound person is 21 mg every six hours. Complete parts (a) and (b) below. a. Following this dosage, how many 13.9mg chewable tablets would be taken in a week? b. This antihistamine also comes in a liquid form with a concentration of

13.9mg/7mL. Following the prescribed dosage, how much liquid antihistamine should a 100-pound person take in a week?

a. A 100-pound person could take___tablets in a week.(Round to the nearest whole number as needed.)

2. Decide whether the following statement makes sense (or is clearly true) or does not make sense (or is clearly false). Explain your reasoning.

The price of tuition has tripled since my parents went to schoolthat's a 200% increase in price.

Choose the correct answer below.

A. The statement makes sense. A 200% increase in price corresponds to a price that is 300% of the original price.

B. The statement does not make sense. If the tuition triples, then the price increases by 100%.

C. The statement makes sense. The percent increase is always divided by approximately67 to find the factor by which the original price has changed.

D.

The statement does not make sense. If the tuition triples, then the price increases by 300 %.

3. Decide whether the following statement makes sense (or is clearly true) or does not make sense (or is clearly false). Explain your reasoning. I've decreased my caloric intake by 124%, which has helped me lose weight.

Choose the correct answer below.

A. The statement does not make sense. My new caloric intake would be 76% of my previous intake, and a positive caloric intake is necessary for survival.

B. The statement does not make sense. My new caloric intake would be 24% of my previous intake, and a positive caloric intake is necessary for survival.

C. The statement makes sense. My new caloric intake is 76% of my previous intake, and because I am consuming fewer calories, I am losing weight.

D. The statement makes sense. My new caloric intake is 24% of my previous intake, and because I am consuming fewer calories, I am losing weight.

4. In the following statement, express the first number as a percentage of the second number. A particular country has an estimated 4340 nuclear weapons out of an estimated total of 15,350 nuclear weapons worldwide (as of 2016).

The country has___% of the total number of nuclear weapons worldwide.(Round to the nearest tenth as needed.)

5. Clint's salary increased from $22,000 to $30,800 over a three-year period. Helen's salary increased from

$29,000 to $40,600 over the same period. Whose salary increased more in absolute terms? In relative terms? Explain.

Whose salary increased more in absolute terms? Select the correct choice below and fill in the answer box(es) to complete your choice.

A.

Helen's salary increased more because her salary increased by $___. This is more than$___, the amount that Clint's salary increased.

B.

Clint's salary increased more because his salary increased by $___. This is more than $___, the amount that Helen's salary increased.

C. Neither person's salary increased more because both of their salaries increased by $___.

6. Find the absolute change and the relative change in the following case. The number of commercial radio stations playing a particular genre of music decreased from 743 in 2004 to 367 in 2014.

The absolute change is___.

(Simplify your answer. Type an integer or a decimal.)