Chapter 18, Problem 18.69FU

Interpretation Introduction

Interpretation: The given dose in mg per day should be converted to grams per week.

Concept Introduction:Conversions factors and equality can be used to convert the mg to g and days to week.

1 g = 1000 mg

1 week = 7 days

Answer to Problem 18.69FU

Rebecca consumed 0.56 g of Pravachol in one week.

Explanation of Solution

Given information: The Rebecca’s prescription for Pravachol was 80 mg daily.

Equality factors are:

1 g = 1000 mg

1 week = 7 days

Given dose: 80 mg daily

So,

  $\frac{\text{80 mg}}{\text{1 day}}\text{ × }\frac{\text{1 g}}{\text{1000 mg}}\text{× }\frac{\text{7 days}}{\text{1 week}}\text{ = 0}\text{.56 g/week}$

Conclusion

In one week,Rebecca consumed 0.56 g of Pravachol.