# Week 2 - Discussion 1 - Formulas - For this weeks...

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For this week’s discussion I learned about Cowling’s Rule for issuing child sized doses of medication. Cowling Rule is the formula: d=D(a + 1) the formula is a literal equationthat has three variables; a= the 24child’s age, D= the adult dosage, and d= the child dosage. For part A) of this discussion I will using the formulato calculate the correct dose of ibuprofen for a seven year old child, so I am trying to solvefor d.I start with Cowling formula d=D(a+ 1)24I next substituted1000 which is the adult dose for Dd= 1000(6 +1)and 6 for a. 24Using the order of operation I started by adding within the d= 1000(7)Parentheses then continued to multiplying 1000 x 7.24Next I divided the numerator by the denominator; 24d= 700024Which gave me the answer of:d= 291.666…making the dose of acetaminophen for a 6 year old child 292mg. For part B) of this discussion I have been instructed to
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