Author: Anonymous

INSTRUCTIONS 1. The answers you provide must be your own, original work. No copying from any source is allowed. 2. Calculators may be used, unless stated otherwise. 3. WRITE answers FOR ALL QUESTIONS – on FOLIO paper. 4. No typed answers are allowed. 5. Multiple pages of handwritten answers must be scanned and saved as 1 PDF FILE. No images are allowed or will be accepted. (Use Cam-scanner or any app that has this function). 6. Write your answers to each question below one another and NOT NEXT to each other. Draw a line at the end of each question. 7. Your pages scanned in the PDF File should be UPRIGHT and not sideways or upside down. 8. Scan all your answers to this exam into one .pdf file. Name your file as indicated: InitialSurname_Y9_Math_007 9. FINAL answers must be rounded off to 2 decimal places unless stated otherwise in any specific question. 10. Write NEATLY and legible and number according to the numbering system in this test.

QUESTION 6: Work out the value of the following expressions when ,  and     6.1 (2) 6.2

SECTION 2: WRITTEN RESPONSE Write all the answers to this section on your folio paper. Show clear working. Remember if no working is seen no marks can be awarded.   QUESTION 2: There are 230 students in Year 9 at an independent school that plans to change their uniform rules. The administrators want to judge the initial reaction of the students.   2.1 Work out an appropriate sample size. (1) 2.2 Suggest how they can collect a random sample of students. (1)   Total Question 2 [2]

QUESTION 9:   9.1 Factorise   (2) 9.2 Solve

What type of thread is defined by the following? expensive thread switch makes sense for blocking calls by threads kernel becomes complicated: process vs. threads scheduling thread packages become non-portable

In the knee joint, the medial and lateral menisci

Figure 7-5 Bones of the Ankle and FootUse Figure 7-5 to answer the following questions:Identify the bone labeled “1.”

Figure 7-3 The ScapulaUse Figure 7-3 to answer the following questions:What bone articulates on the structure labeled “2”?

Identify the structure the occipital bone surrounds.

Figure 8-2 A Simplified Sectional View of the Knee JointUse Figure 8-2 to answer the following questions:Which structure acts as a cushion and consists of fibrocartilage?