Mat 221 week 2 discussion


Ashford 3: – Week 2 – Discussion 1


Your initial discussion thread is due on Day 3 (Thursday) and you have until Day 7 (Monday) to respond to your classmates. Your grade will reflect both the quality of your initial post and the depth of your responses. 



 Read the following instructions in order to complete this discussion, and review the example of how to complete the math required for this assignment:

  • Read about Cowling’s Rule for child sized doses of      medication (number 92 on page 119 of Elementary and Intermediate      Algebra).
  • Solve parts (a) and (b) of the problem using the      following details indicated for the first letter of your last name: 


If your last name   starts with letter

For part (a) of problem 92 use   this information to calculate the child’s dose.

For part (b) of problem 92 use this information to   calculate the child’s age.


A   or Z

adult dose 400mg ibuprofen; 5 year   old child

800mg adult, 233mg child


C   or X

adult dose 500mg amoxicillin; 11   year old child

250mg adult, 52mg child


E   or V 

adult dose 1000mg acetaminophen; 8   year old child

600mg adult, 250mg child


G   or T 

adult dose 75mg Tamiflu; 6 year   old child

500mg adult, 187mg child


I   or R

adult dose 400mg ibuprofen; 7 year   old child

1200mg adult,200mg child


K   or P 

adult dose 500mg amoxicillin; 9   year old child

100mg adult, 12.5mg child


M   or N

adult dose 1000mg acetaminophen: 6   year old child

600mg adult, 200mg child


O   or L 

adult dose 75mg Tamiflu; 11 year   old child

1000mg adult, 600mg child


Q   or J 

adult dose 400mg ibuprofen; 8 year   old child

500mg adult, 250mg child


S   or H

adult dose 500mg amoxicillin; 4   year old child

300mg adult, 100mg child


U   or F  

adult dose 1000mg acetaminophen; 3   year old child

75mg adult, 12.5mg child


W   or D

adult dose 75mg Tamiflu; 5 year   old child

1200mg adult, 300mg child


Y   or B

adult dose 400mg ibuprofen; 2 year   old child

400mg adult, 50mg child

  • Explain what the variables in the formula represent and      show all steps in the computations.
  • Incorporate the following five math vocabulary words      into your discussion. Use bold font to emphasize the words in your writing (Do not write definitions for      the words; use them appropriately in sentences describing your math work.): 
    • Literal equation
    • Formula
    • Solve
    • Substitute
    • Conditional equation 

Your initial post should be 150-250 words in length. Respond to at least two of your classmates’ posts by Day 7. Do you agree with how your classmates used the vocabulary? Do the mathematical results seem reasonable?

Carefully review the Grading Rubric for the criteria that will be used to evaluate your discussion.

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