Arab Open University Faculty of Business Studies MU123 (Discovering Mathematics) Tutor Marked Assignment (TMA)-First semester 2015/2016 This TMA is based on Units 1, 2, 3, 4, and 5, MU123 Discovering Mathematics. It is marked out of 100 and is worth 20%

Arab Open University
Faculty of Business Studies
MU123 (Discovering Mathematics)
Tutor Marked Assignment (TMA)-First semester 2015/2016
This TMA is based on Units 1, 2, 3, 4, and 5, MU123 Discovering Mathematics. It is marked out of 100 and is worth 20% of the overall assessment component. This TMA requires the students to apply course concepts that deal with working with numbers, percentages, ratios, statistical concepts and pictures.
The TMA is intended to:

 Apply how to use the basic math skills, percentages, ratios, growth rates and statistical measurements and interpret the results.
 Apply how to use graphs and charts in Microsoft Excel in displaying information.
 Educate the student on how to construct the business formulas and the use of math in business. i.e. Trade and cash discounts.
INSCTRUCTIONS:
 Cut-off date: Submit this assignment no later than ( ). No late submissions will be allowed after this date.
 Word count: you should comment on the results in no more or less than the number of words mentioned in question (plus or minus 10%).
 Plagiarism: Remember that you should submit your own work. Plagiarism will lead to a significant loss of marks. Extensive plagiarism could mean that you failed your TMA. (Refer to AOU definitions of cheating and plagiarism at the end of this document- see PT3 Form)
 Microsoft word: your TMA should be written in Microsoft Word file. Only one single word file will be submitted. Regarding the Excel tables and charts, you need to copy them to your main TMA file (copy and paste).
• Using PT3 form: When you have completed your TMA, you must fill in the assignment form (PT3) attached at the end of this document, taking care to fill all information correctly.
• Refer to your tutor and local BCC if you have any concern regarding the TMA.

The TMA:
This TMA consists of 14 questions that cover the material up to the end of unit5 Answer the following questions, showing your full work, formulas and calculations:
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Question Number 1: Convert these values: …(6marks, 2 for each part)
a) 0.5m to mille.
b) 420g to kg.
c) 120 days to years.
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Question Number 2: Round these values: …(6marks, 2 for each part)
a) 10.596 to 3 significant figures.
b) 4.00492 to 2 decimal points.
c) 4.320 cents to the nearest whole dollar.
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Question Number 3: Calculate these numbers: …(6marks, 2 for each part)
a) -5/-2=
b) -6 x -0.5=
c) (-2) - (-2)=
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Question Number 4: Simplify these fractions to be as "mixed fraction" numbers: …(6marks, 2 for each part)
a) + 1/4 =
b) 1/2 ÷ 2/7 =
c) 5 x 3/4 =
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Question Number 5: Draw this inequality on the number line: …(6marks, 2 for each part)
a) 7>R≥5
b) Speed on the highway must exceed 60km/h but less than 120 km/h.
c) Boys are allowed to enter the party if they are 17 years old at least.
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Question Number 6: Find HCF and LCM for 50 and 16. …(6marks, 3 for each part)
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Question Number 7: Calculate these numbers as powers: …(6marks, 2 for each part)
a) x =
b) =
c)
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Question Number 8: Calculate these numbers as scientific notations: …(6marks, 2 for each part)
a) (3 x ) x (2x ) =
b)
c) - (2x )
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Question Number 9: Calculate these numbers as roots: …(6marks, 2 for each part)
a)
b)
c)
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Question Number 10: What is the net price you will pay if you purchased a T.V had the list price as USD 1000 and you get three series discounts: 5% for season, 10% for VIP customer, and 15% for loyalty program. …(6marks)
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Question Number 11: There are 90 students in your class, 1/6 of them went to the festival, how many student stay in the class? …(6marks)
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Question Number 12: Simplify this formula: …(6marks)
-3m x (-2m) – (-2m x m) + x 9
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Question Number 13: If Sam's age after 10 years will be triple times of his age before 6 years, how old is he right now? …(6marks)
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Question Number 14: Look at this (exam-marks') table and calculate the next statistic parameters: …(17marks)
Name Sam Adam John Mary Layan Jim
Marks 60 70 75 90 80 45
a) Calculate the mean. (2marks)
b) Calculate the median. (2marks)
c) Calculate the range. (2marks)
d) Calculate the IQR. (2marks)
e) Calculate the Standard Deviation and variance. (3marks)
f) Look at the values of mean and median, what do you note? Explain it. (2marks)
g) Look at the values of range and IQR, what do you note? Explain it. (2marks)
h) Look at Standard Deviation value, what this means? (2marks)
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END OF QUESTIONS
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A total of 95 out of 100 points are allocated to the above 14 questions. The remaining 5 points will be awarded for submitting complete PT3 form and for the word count.
You must attach the following PT3 Form with your TMA.
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Arab Open University
Tutor Marked Assignment (TMA)
Academic Year 2016 - 2015 Semester : First

Branch: Program: Business Studies
Course Title: Discovering Mathematics Course Code: MU123
Student Name: Student ID:
Section Number: Tutor Name:
Mark details
Allocated Marks Questions Q1 Q2 Q3 Q4 Q5 Q6 Q7 Q8 Q9 Q10 Q11 Q12 Q13 Q14 Total
Weight 6 6 6 6 6 6 6 6 6 6 6 6 6 17 95
Marks



Allocated marks Criteria PT3 form and word count
5 Marks Total 100% Total 20%

Marks
Notes on plagiarism:
A. According to the Arab Open University By-laws, “the following acts represent cases of cheating and
Plagiarism:Verbatim copying of printed material and submitting them as part of TMAs without proper academic acknowledgement and documentation. Verbatim copying of material from the Internet, including tables and graphics. Copying other students’ notes or reports. Using paid or unpaid material prepared for the student by individuals or firms.
B. Penalties for plagiarism ranges from failure in the TMA to expulsion from the university.
Declaration: I hereby declare that the submitted TMA is my own work and I have not copied any other person’s work or plagiarized in any other form as specified above.
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