## Fundamentals of Numeric Computing

## CPAN 112

### MidTerm TEST

*Please read the following instruction very carefully before answering any questions:*

- Please read all the questions very carefully.
- Please provide your answers in the boxes below each question, and do not change the text colour.
- Your answer MUST show the solution procedure. There is no credit if you only state the final answer.
- Please highlight your final answer to each question.
- Please keep the naming conventions requested in this lab and each question.
- Once you complete your lab, rename your word document file to the (
**CPAN112_MidtermTest_FirstName_LastName**). Replace FirstName and LastName with your first name and last name, respectively.

*It will be a 10% mark deduction if you do not follow the guidelines mentioned above.*

Please show you work using formulaâ€™s applied, concept learned and explanation, do not just write the final answer. Feel free to use Python as tool and attach the screenshots.

**Question 1:**

**An intravenous line has been inserted in a patient. The total volume to be given is 1400mLs over 5 hours at a drop factor of 20drops/mL. How many drops per minute will the patient receive?**

93 Drops/minutes |

**Question 2:**

**Using the exchange rate below****1 Euro = 0.99Â USD****1 Australian Dollar (ASD)Â =Â 0.69 USD****1 Britain Pund (GBP) = 1.19 USD**

**How many ASD are needed to have 710 Euros****How many Euro are needed to have 195 GBP**

a = 1018.69ASD |

b = 234.39EURO |

- The difference between the two numbers is 55. The ratio of the two numbers is 7:3. What are the two numbers?

Number 1 = 96.25 and Number 2 = 41.25 |

**Use below information to Answer:****Selling Price / Unit $16****Fixed Expense 125,000****Variable Expense $5**

**What is the company’s contribution margin?**- Contribution margin = unit cost â€“ unit variable
- Contribution margin = 16 â€“ 5
- Contribution margin = 11

**What is the break-even point in units? If the company wants to earn a profit of $32,000 instead of breaking even, what is the number of units the company must sell?**- Number ofÂ units = Fixed Cost Â / Contribution Margin
- 125000 / 11 = Total units
- 11363.63

a = $11 & b = 11364 units |

**The cost of two tables and three chairs is $710. If the table costs $55 more than the chair, find the cost of the table and the chair.**

chair = $120 & table = $175 |

**The price of tennis racket is $165 after a 15% reduction is taken. How much was the racket before discount?**

Price before discount = $194.12 |

**Samâ€™s final mark for her Numerical Method course was based on four tests with different weightings. Lab Work counts for 40% of the final grade, Mid Term for 20%, Assignment for 15% and Final Exam for 25%. If Mike received 65% on Lab Work, 85% on Mid Term, 75% on Assignment and 55% on Final Exam, calculate his final percentage.**

68% |

**Philips invested $7000 in a business on January 1. He withdrew $700 on March 1, reinvested $600 on August 1, and withdrew $800 on September 1. What is Philipâ€™s average monthly investment balance for the year?**