Die blou knoppie hieronder is gekoppel aan ‘n diagram van ‘n Planaria sp. Lees die volgende inligting en beantwoord die vrae wat daarop volg:  

2.1 Verskaf twee terme/woorde wat gebruik kan word om die voedingspatroon van Planaria te beskryf. [1] [2] (2)

VRAAG 2 2.1 Bereken die volgende sonder die gebruik van ‘n sakrekenaar. Toon alle stappe.     2.1.1 (2)   2.1.2 (2)   2.1.3

WANNEER DIE TYD VAN DIE HIERDIE TOETS KLAAR IS SAL DIT SLUIT. ‘N QUIZ WAT  GENOEM WORD WISK GR8A SBA007a OPLAAI SAL NA DIE TOETS VIR SLEGS  30 MINUTE OOP WEES OM JOU ANTWOORDE AS EEN PDF TE LAAI.

QUESTION 2  2.1   Fully describe the transformation below. Right click to open the diagram in a new tab. (3) 2.2 Reduce the roof of the front view of the house with a factor of 3. Use the graph paper in the Annexure. Right click to open the diagram in a new tab. (3)     TOTAL: [6]     Please rule off before you start with the next question.  

  QUESTION 1     The curve C has the equation:

AFTER THE TIME OF THE TEST RUNS OUT, PRESS SUBMIT.  THE TEST WILL CLOSE. THEN PRESS NEXT ON THE BOTTOM RIGHT SIDE OF THE PAGE.   A QUIZ NAMED MATH GR9 SBA07b UPLOAD WILL OPEN FOR 30 MINUTES ONLY TO UPLOAD YOUR ANSWER SHEET PDF.

QUESTION 2 The following are Math marks out of 50 obtained in a Grade 9 class of 30 learners   14 21 29 32 36 43 41 17 43 31 38 35 32 29 27 23 36 25 22 26 40 28 47 30 24 46 25 44 42 39   2.1 Complete the following table:   Class intervals Tally Frequency 1 – 10   11 – 20     21 – 30     31 – 40     41 – 50     Total       (4) 2.2 Draw a histogram to illustrate the data. (Use the attached addendum)   Right click on the blue button to open the addendum in a new tab to print   (4) 2.3 Determine the mean of the class. (1) 2.4 In which percentage interval did the most learners fall. (1) 2.5 How many learners did not pass this test? (1) TOTAL [11]   Please draw a line before your start with the next question.

 QUESTION 7:   Pamila has two spinners.The sides of one spinner are labelled 2, 4 and 8 The sides of the other spinner are labelled 1, 3, 5 and 7 Pamila spins both spinners.    See ADDENDUM 1 for the diagram (BLUE BUTTON AT THE BEGINNING OF YOUR TEST)   7.1 List all the possible outcomes. For example, one of the possible outcomes will be (2, 1) (2) 7.2 Both spinners are fair. Find the probability of an outcome in which the number on the 3-sided spinner is greater than the number on the 4-sided spinner. (2)

  QUESTION 17:   17.1 Expand and simplify:  3x (2x + 3) – x(3x + 5) (2) 17.2 Make t the subject of the formula  (2) 17.3 Given that