Exam 3: Metric System and Medication Calculations

The field is 300 yards long.How many meters is it? Conversion factor: 1 yard = approximately 0.9 meters DA equation:

Write the Roman numeral for 15.

Write the Arabic numerals for XXX.

The hospital assigns 4 interns to every resident.There are 7 residents.How many interns will the hospital need? DA equation:

Multiply: 1 * .Reduce to lowest terms.

Find the least common denominator for , ,and.

Write three multiples of the number 3.

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 in 3 hours? Conversion formulas: 60 seconds = 1 minute; 60 minutes = 1 hour DA equation: Evaluation:

In dimensional analysis problems,what form of arithmetic is used?

The surgeon makes an incision that is 7 _1/2 inches long.What is the equivalent in centimeters? Conversion factor: 2.5 cm = 1 inch DA equation:

Write out 10³ to illustrate the calculation and show the result.Which number is the base? Which number is the exponent?

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. Ointment must be applied to a 4-inch scar.What is the equivalent number of millimeters to the nearest whole number? Conversion formulas: 1 inch= 2.54 centimeters; 1 cm = 10 mm DA equation: Evaluation:

There are 5 RNs on each unit per 12-hour shift.How many RN salaries are needed for a week on a unit? Conversion factors: 1 shift = 12 hr; 24 hr = 1 day; 7 days = 1 week DA equation:

The cardiac rehab track is 1/4 mile.The patient is now completing 12 circuits on the track every morning.How many miles is the patient completing? Conversion factor: 4 circuits ( 1/4 mi)= 1 mile DA equation: Evaluation:

The computer has 4 gigabytes (GB)of memory.How many megabytes (MB)of memory does this equal? Conversion factor: 1024 megabytes = 1 gigabyte DA equation:

Round 6.565 to the nearest A)hundredth: B)tenth: C)whole number:

A bottle of 40 capsules costs the pharmacy $100.How much does each tablet cost? 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 syringes are there in a package of 10 dozen? Conversion factor: 1 dozen = 12 syringes DA equation:

Which is greater: 0.259 or 0.5?

Write the product of 4/3 and 1/8 .Reduce to lowest terms.Label the numerator and the denominator in the answer.