Survey
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
Philosophy of mathematics wikipedia , lookup
Mathematics and art wikipedia , lookup
Mathematics wikipedia , lookup
List of important publications in mathematics wikipedia , lookup
History of mathematics wikipedia , lookup
Mathematics and architecture wikipedia , lookup
Foundations of mathematics wikipedia , lookup
Secondary School Mathematics Curriculum Improvement Study wikipedia , lookup
San Ġorġ Preca College Secondary School, Blata l-Bajda Half-Yearly Examinations - February 2015 Subject: Mathematics Main Paper Name & Surname: Form: 2 _________________________ Time:1 hr 30 minutes Class: _____ Index No: 11 13 ______ _________________________ Teacher: Question Level 5-7 1 2 3 4 5 6 7 8 9 10 12 14 Total Main Non Calc Global Mark Mark DO NOT WRITE ABOVE THIS LINE Answer ALL questions. This paper carries a total of 75 marks. Calculators and mathematical instruments are allowed, but all necessary working must be shown. 1. (a) Two numbers A and B are marked on the number line below. Estimate the value of A and B. 4 3 2 1 0 1 B 2 3 4 A Answer: A = ____________ Answer: B = ____________ (b) If C = -3.7, mark C on the number line above. (3 marks) 2. Put the numbers in the star below in the correct columns. Some number can be used more than once. 8 7 1 32 4 Multiples of 2 3 2 25 Factors of 16 9 Prime numbers Square numbers (7 marks) 3. Michael recorded the height of his 5 friends in the following table: Jade Calvin Matteo Thea Shanai 1.35m 1.56m 1.50m 1.45m 1.39m (a) Who is the tallest? Answer:_____________ (b) Who is the shortest? Answer:_____________ (c) What is the difference in height between Matteo and Thea? Answer:_____________ (d) Put their height in descending order (tallest first). Answer:________, ________, ________, ________, ________ (6 marks) 4. Draw at least 3 more shapes on the grid to show that it tessellates. Page 2 of 9 Form 2 – Levels 5-7 Mathematics Main Paper – February 2015 (2 marks) 5. This question is about the cube. (a) State whether each statement is TRUE or FALSE. 2cm 2cm (b) i. The faces of a cube are all equal. ___________ ii. A cube has 7 faces. ___________ iii. The length of the sides are equal. ___________ 2cm Use the grid to draw the net of the cube above. (6 marks) Form 2 – Levels 5-7 Mathematics Main Paper – February 2014 Page 3 of 9 6. Ruth has a box of biscuits. The box has 25 biscuits. 10 of them are chocolate chip, 7 are plain, 5 are vanilla, and the rest are strawberry. a. How many biscuits are strawberry? Answer: ________ b. What fraction of the biscuits are (simplify where possible) i. chocolate chip? Answer: ________ ii. plain? Answer: ________ iii. vanilla? Answer: ________ (6 marks) 7. Find the size of the angles marked with a letter. 135 a Answer: a = ______ Page 4 of 9 Form 2 – Levels 5-7 Mathematics Main Paper – February 2015 45 120 110 b Answer: b = ______ c Answer: c = ______ 40 60 o o d Answer: d = ______ (6 marks) 8. Work out and simplify, where possible: (a) Answer: ________ (b) Answer: ________ (c) Answer: ________ (5 marks) Form 2 – Levels 5-7 Mathematics Main Paper – February 2014 Page 5 of 9 9. Christine sketches the following triangle. Z (a) What is the value of angle Z Y? 6 cm Answer: ________o X 8 cm Y (b) Using protractor and ruler only construct triangle XYZ. X (c) Measure the length of line ZY. Answer: ZY = ______cm (5 marks) Page 6 of 9 Form 2 – Levels 5-7 Mathematics Main Paper – February 2015 10. A box of chocolates costs €x. Jake buys 4 boxes. He pays using a €10 and gets €5.20 change. (a) Complete the following equation: _____ x + _____ = €10 (b) What is the cost of 1 box? (c) How many boxes can he buy with €10? Answer: €___________ Answer: ________ (7 marks) 11. Complete the following table using the properties of the shapes below. SQUARE PARALLELOGRAM RHOMBUS RECTANGLE Name of shape Square Rectangle Parallelogram Kite Rhombus KITE Pairs of equal sides 2 pairs Pairs of parallel sides 2 pairs 0 pairs 2 pairs (6 marks) Form 2 – Levels 5-7 Mathematics Main Paper – February 2014 Page 7 of 9 12. Work out the value of: (a) 4a + 2b, when a = 9 and b = 3. Answer: _________ (b) 5x – 3y + z when x = 2, y = 1 and z = 0. Answer: _________ (5 marks) 13. y 6 4 2 6 4 2 O 2 4 6 x 2 4 6 (a) Write down the coordinates of each point of the quadrilateral above. A( , ) B( , ) C( , ) D( , ) (b) The shape above is called a _______________. (5 marks) Page 8 of 9 Form 2 – Levels 5-7 Mathematics Main Paper – February 2015 14. Mr. Camilleri drives from Valletta to Hamrun. Here is a travel graph of his journey. Distance (m) Hamrun 4000 Marsa 3000 Floriana 2000 1000 Valletta 0 8.00 9.00 10.00 11.00 Time (a) How far is Hamrun from Valletta? Answer: ____________ (b) How many stops did Mr. Camilleri make? Answer: ____________ (c) For how long did he stop at Marsa? Answer: ____________ (d) At what time did he arrive at Hamrun? Answer: ____________ (e) How long did it take him to arrive from Marsa to Hamrun? Answer: ____________ (f) How long did the whole journey take? Answer: ____________ (6 marks) _____________________________________________________________________________ END OF PAPER Form 2 – Levels 5-7 Mathematics Main Paper – February 2014 Page 9 of 9