Exam 3: Metric System and Medication Calculations

Directions: Analyze the problem for the desired answer.Set up a dimensional-analysis style equation in the space provided using the available data.Estimate an approximate answer.Cancel all undesired units before doing math.Label answers.Evaluate your equation for setup,comparison of answer with the estimate,and math accuracy.For credit,show all work. How many kg are equal to 66 pounds? Conversion factor: 1 kg = 2.2 lb DA equation:

Directions: Analyze the problem for the desired answer.Set up a dimensional-analysis style equation in the space provided using the available data.Estimate an approximate answer.Cancel all undesired units before doing math.Label answers.Evaluate your equation for setup,comparison of answer with the estimate,and math accuracy.For credit,show all work. How many kilometers,to the nearest tenth,are in 50 miles? Conversion formula: 1 km = 0.6 miles DA equation: Evaluation:

The accounting office prints 400 pages per day.How many reams of paper should be bought to last 1 month (to the nearest ream)? Conversion factors: 1000 pages = 1 ream; 30 days = 1 month DA equation:

Directions: Analyze the problem for the desired answer.Set up a dimensional-analysis style equation in the space provided using the available data.Estimate an approximate answer.Cancel all undesired units before doing math.Label answers.Evaluate your equation for setup,comparison of answer with the estimate,and math accuracy.For credit,show all work. How many grams are in 350 milligrams? Conversion formula: 1000 mg = 1 gram. Move the decimal point.Verify with a DA equation.DA equation: Evaluation:

Directions: Analyze the problem for the desired answer.Set up a dimensional-analysis style equation in the space provided using the available data.Estimate an approximate answer.Cancel all undesired units before doing math.Label answers.Evaluate your equation for setup,comparison of answer with the estimate,and math accuracy.For credit,show all work. A newborn weighs 3500 grams.How many kilograms does the baby weigh? Conversion factor: 1 kg = 1000 g DA equation:

Directions: Analyze the problem for the desired answer.Set up a dimensional-analysis style equation in the space provided using the available data.Estimate an approximate answer.Cancel all undesired units before doing math.Label answers.Evaluate your equation for setup,comparison of answer with the estimate,and math accuracy.For credit,show all work. How many seconds are there in 3 hours? Conversion factors: 60 seconds = 1 minute; 60 minutes = 1 hour DA equation: Evaluation:

Change to a A)decimal: B)percentage:

Write the square of 10.

Find three equivalent fractions for 1/4.

Give medication X for a systolic blood pressure greater than or equal to 160.Write the symbol for the italicized phrase.

A)Add: + . B)Subtract: .

Divide: 120 0.6.

The container holds 1 quart.How many ounces does it hold? Conversion factors: 8 ounces = 1 cup; 2 cups = 1 pint; 2 pints = 1 quart DA equation:

The patient takes 5 medications three times a day.How many medications does the patient take in a week (7 days = 1 week)? DA equation:

Directions: Analyze the problem for the desired answer.Set up a dimensional-analysis style equation in the space provided using the available data.Estimate an approximate answer.Cancel all undesired units before doing math.Label answers.Evaluate your equation for setup,comparison of answer with the estimate,and math accuracy.For credit,show all work. How many kilograms are in 25 pounds? Conversion formula: 1 kg = 2.2 lb DA equation: Evaluation:

Directions: Analyze the problem for the desired answer.Set up a dimensional-analysis style equation in the space provided using the available data.Estimate an approximate answer.Cancel all undesired units before doing math.Label answers.Evaluate your equation for setup,comparison of answer with the estimate,and math accuracy.For credit,show all work. How many inches are there in 1 meter? Conversion formulas: 1 inch = 2.54 centimeters (cm); 100 cm = 1 meter (m).Round your answer to the nearest tenth. DA equation: Evaluation:

Directions: Analyze the problem for the desired answer.Set up a dimensional-analysis style equation in the space provided using the available data.Estimate an approximate answer.Cancel all undesired units before doing math.Label answers.Evaluate your equation for setup,comparison of answer with the estimate,and math accuracy.For credit,show all work. How many hours are there in 10 days? Conversion factor: 24 hr = 1 day DA equation:

The patient is supposed to drink 8 ounces of fluid every waking hour.How many quarts should be consumed in 12 hours? Conversion factors: 16 oz = 1 pint,2 pints = 1 quart DA equation:

Change 75% A)to a decimal: B)to a fraction: C)and reduce to lowest terms:

Multiply: 0.25 * 100.