Practice problems

# Question
1 Write 2459 in Roman numerals.
2 Write MCMXCIX in Arabic numbers.
3 If an antibiotic suspension is 325 mg/5 ml, calculate the dose that will give you 120 mg.
4 If the cost of 90 vials is $ 265, what would be the cost of 29 vials?
5 If 950 ml of 60 % v/v solution is diluted to 1650 ml, what is the % strength v/v of the diluted solution?
6 The dose of an antibiotic is 9 mg/kg, it comes as a suspension with a strength of 275 mg/5 ml, , calculate the dose for a 29 pound child.
7 How many significant figures are in the number 514 ?
8 Round 89.51 to three significant figures.

Answers

The Answer to question 1 is: MMCDLIX

The Answer to question 2 is: 1999

The Answer to question 3 is: 1.85 ml

The Answer to question 4 is: $ 85.39

The Answer to question 5 is: 34.55 % v/v

The Answer to question 6 is: 2.16 ml

The Answer to question 7 is: 3

The Answer to question 8 is: 89.5