ATI LPN
Foundations and Adult Health Nursing Test Bank
Chapter 17 : Dosage Calculation and Medication Administration Cooper: Foundations and Adult Health Nursing, 9th Edition Questions
Question 1 of 5
What is 2.5 ? 2?
Correct Answer: B
Rationale: When multiplying, decimal points do not have to be aligned. The decimal point in the answer is determined by the number of decimal points found to the right of the decimal point in the numbers multiplied.
Question 2 of 5
What is 4.5 divided by 3?
Correct Answer: B
Rationale: In the divisor, move the decimal point all the way to the right and move the decimal point in the dividend the same number of places as moved in the divisor.
Question 3 of 5
What is 0.9% expressed as a decimal?
Correct Answer: D
Rationale: Remove the % and move the decimal point two places to the left.
Question 4 of 5
What is expressed as a percent?
Correct Answer: B
Rationale: Change a fraction to a percent by dividing the numerator by the denominator and multiplying by 100.
Question 5 of 5
Which is the same ratio as 2:100?
Correct Answer: A
Rationale: The value of a ratio is not changed if both sides are multiplied or divided by the same number.