2.1 Two classes wrote a Mathematics test that had a maximum mark of 60. The results of each class are summarised in the box and whisker diagrams below. 2.1.1 Comment on the skewness of the results in class X. (1) 2.1.2 In which class is the standard deviation of the marks bigger? (1) 2.1.3 Comment … Read more
Two forces, of magnitudes 50 N and 80 N, act at a point on a Cartesian plane in thedirections shown in the sketch below. 2.1 Give the correct term for the following description: A single vector having the same effect as two or more vectors together (1) 2.2 Calculate the: 2.2.1 Magnitude of the vertical … Read more
Hydrogen cyanide (HCN) is a very poisonous compound used in the manufacturing ofplastics, mining of gold and as a poison. 2.1 Define the term chemical bond. (2) 2.2 Draw Lewis structures for: 2.2.1 HCN (2) 2.2.2 H2O (2) 2.3 What is the shape of the HCN molecule? (1) 2.4 Calculate the electronegativity difference for the … Read more
2.1 Determine the: 2.1.1 Length of PQ. Leave your answer in surd form. (2) 2.1.2 Gradient of PQ (2) 2.1.3 Coordinates of T (2) 2.2 Calculate the: 2.2.1 Area of ΔAQTR (3) 2.2.2 Size of θ, with reasons (2) 2.2.3 Coordinates of S (3) 2.3 Determine, with reasons, the gradient of the line through T … Read more
Respond to ONE of the following transactional writing tasks. The body of your response should be between 120 and 150 words in length. Write down the NUMBER and the HEADING of the text you have chosen, e.g. 2.1 FRIENDLY LETTER. Pay particular attention to format, language and register. Spend approximately 40 minutes on this section. … Read more
2.1.1 Describe the differences between the characters of the speaker and Taiba as it appears in this text. (2) 2.1.2 Quote THREE consecutive words from line 1 to prove that the speaker sometimes does have an interest in the boys. (1) 2.1.3 Explain why the following statement is FALSE. Taiba has moved quickly from a … Read more
2.1 Simplify fully, WITHOUT using a calculator: (4) 2.2 Solve for x: 2.2.1 (3) 2.2.2 (3) 2.2.3 (5) 2.3 WITHOUT using a calculator, show that simplifies to (5) [20]
A boy walks in an EASTERLY direction, as shown below. After he passes a tree, he continues in the same direction for another 20 m. He then stops, climbs on his skateboard and rides in a WESTERLY direction for 25 m before he finally stops. The resultant displacement of the boy when he finally stops … Read more
A group of learners, who are nervous about flying, are going overseas to attend a youthconference. You have been overseas before, so you have been asked to meet withthem and give them a few tips on flying. Read TEXT C below and list SEVEN points that you will include in your talk entitled,TIPS FOR NERVOUS … Read more