ALLEYN'S SCHOOL 13+ Paper 2 by smoothmaths | Aug 15, 2020 | 0 comments Welcome to your Alleyn's School 13+ MATHS SAMPLE EXAMINATION PAPER 2 1. What is the difference between the two threes in the number 357.235?A. 300.03B. 2999.3C. 299.97D. 300E. 1000 2. 7 – 6(3 – 4) = A. – 1B. 13C. 49D. –35E. 1 3. Estimate the value of \[\frac{32.8+49.26}{3.98×4.13 }\]A. 2B. 3C. 4D. 5E. 6 4. What is the probability of getting the same score on each die when 2 dice are rolled?A. \[\frac{1}{6}\]B. \[\frac{1}{12}\]C. \[\frac{6}{11}\]D. \[\frac{1}{3}\]E. \[\frac{1}{4}\] 5. How many sides does a nonagon have?A. 6B. 7C. 8D. 9E. 10 6. Write the ratio 600g : 2.4kg in its simplest formA. 600 : 2.4B. 250 : 1C. 4 : 1D. 1 : 4E. 6 : 24 7. 6(x – 1) – 3(2 – x) simplifies toA. 3x – 12B. 9x – 12C. 3xD. 15xE. None of these 8. Which of these is the same as \[\frac{2}{9}\] ?A. \[\frac{8}{27}\]B. \[\frac{1}{5}\] + \[\frac{1}{4}\]C. \[\frac{5}{6}\] - \[\frac{11}{18}\]D. \[\frac{10}{11}\] - \[\frac{1}{2}\]E. \[\frac{22}{29}\] 9. What would be the most appropriate units in which to measure the length of a train?A. mmB. cmC. mD. kmE. kg 10. Express 84 as a product of prime factors\[2^{2}\] x 3 x 72 x 3 x 72 x\[3^{2}\] x 74 x 3 x 71 x \[2^{2}\] x 3 x 7 11. Work out (a) 23.6 × 7.8174.8184.8180.84194.88182.88 (b) 918.48 ÷ 2435.1738.2736.2828.1748.27 12. Work these out, and give your answer in its lowest terms (a) 3\[\frac{3}{5}\] + \[\frac{11}{15}\] 3 1/44 1/31 3/42 1/3None of the Above (b) 2 \[\frac{2}{9}\] - 1 \[\frac{7}{18}\] 6/55/61/31/21/6 (c) 4 \[\frac{5}{7}\] × 2 \[\frac{6}{11}\] 1016121418 (d) 6 \[\frac{3}{5}\] ÷ 3 \[\frac{3}{10}\] 62348 13. (a) 4 × (−2) =-6-2-828 (b) 5 − 3(4 − (−2)) =-13-12-1121 (c) \[\frac{(−3)+4×(−8)}{(−5)}\] =29/-5-7729/5None of the Above (d) (−5) + (−3) − (−6) =-2-4144-14 14. (a) A school is planning to take 410 pupils and 32 adults going on a trip to the zoo. They book a fleet of coaches. Each coach holds 52 passengers. How many coaches will they need to book so that everyone can go to the zoo? Answer:9 coaches8 coaches6 Coaches4 Coaches10 Coaches (b) The school requires each adult to carry a first aid kit. These first aid kits cost £11.80 each. How much will the first aid kits cost? Answer: ££277.60£377.60£177.60£477.60£77.60 15. Find the next two terms in each sequence and also the formula for the nth term. (a) 3, 5, 7, 9, nth term:12, 15 , & 3n+111, 13, & 2n+110 , 14 , & 2n-111, 13, & 2n - 1None of the Above (b) 2, 6, 10, 14, nth term:20, 24 & 6n-216, 20 & 2n-218, 22 & 4n-210, 12 & n-2None of the Above (c) 94, 90, 86, 82, nth term:70, 66 & 90- 2n78, 74 & 98- 4n72, 68 & 92- 4n80, 76 & 98 + 4nNone of the Above (d) 2, 5, 10, 17, 26, nth term:45, 60 &\[ n^{4}\] + 140, 60 &\[ n^{3}\]+ 137, 50 &\[ n^{2}\] + 117, 30 & n + 1None of the Above (e) \[\frac{4}{1}\] , \[\frac{5}{4}\] , \[\frac{x+y}{y-z}\] , \[\frac{x+y}{y-z}\] nth term:7/25, 1/4 & (n+3)/\[n^{2}\]8/25, 9/36 & (n+3)/\[n^{2}\]1/4, 1/6 & (n+2)/\[n^{2}\]9/25, 12/36 & (n-3)/\[n^{2}\]8/25, 9/36 & (n-3)/\[n^{2}\] 16. Find the perimeter and the area of the following shapes, giving your answers correct to 1 decimal place. (a) PerimeterPerimeter = 28.4cmPerimeter = 26.4cmPerimeter = 32.4cmPerimeter = 31.4cmPerimeter = 36.4cm AreaArea = 74.6\[cm^{2}\]Area = 72.6\[cm^{2}\]Area = 79.6\[cm^{2}\]Area = 78.6\[cm^{2}\]Area = 88.6\[cm^{2}\] (b) PerimeterPerimeter = 33.5cmPerimeter = 65.7cmPerimeter = 55.7cmPerimeter = 60.7cmPerimeter = 45.7cm AreaArea = 140.5\[cm^{2}\]Area = 281.1\[cm^{2}\]Area = 250\[cm^{2}\]Area = 123.5\[cm^{2}\]Area = 125.7\[cm^{2}\] 17. The diagram shows two isosceles triangles inside a parallelogram. (a) On the diagram, mark another angle that is 75°. Label it 75°. (b) Calculate the size of the angle marked h. Show your working. Answer120°50°60°90°45° 18. Look at the triangle drawn on the straight line PQ. (a) Write an expression for x in terms of y. Answer x =x = 120°- yx = 90°- yx = 180° - yx = 130°- yx = 100° - y (b) Write an expression for x in terms of t and w. Answer x =x = 90° - t - yx = 180° - t - yx = 120° - t - yx = 130° - t - yx = 100° - t - y (c) Use your answers to parts (a) and (b) to show that y = t + w 19. Solve the following equations, showing your working. (a) 5a + 7 = 22536912 (b) 13 = 8b − 3106248 (c) 4c + 7 = 3-112-2None of the Above (d) 3(4 − 5d) = 71/51/61/41/31/2 (e) 7 + 5k = 8k + 125863 (f) 10y − 9 = 4y + 2633/535/637/630/631/6 (g) \[\frac{g}{3}\] - \[\frac{g}{4}\] = \[\frac{1}{6}\]58236 (h) 3(x + 3) = 6 + 5(7 − x)48236 20. (a) Look at these numbers: Which is the largest? \[1^{6}\]\[2^{5}\]\[3^{4}\]\[4^{3}\]\[5^{2}\] or \[6^{1}\] Which is equal to \[9^{2}\] ? (b) Circle the two numbers below that are not square numbers. \[2^{4}\]\[2^{5}\]\[2^{6}\] or \[2^{8}\]\[2^{7}\]Both b & d 21. A fridge is on sale in three different shops. Shop A: Recommended price £249, everything reduced by 25% Shop B: Recommended price £160 + VAT at 20% Shop C: Recommended price £276, everything \[\frac{1}{3}\] off What are the actual prices in the three shops?Shop A: £Shop A £311.25Shop A £180.25Shop A £186.75Shop A £212.55None of the Above Shop B: £Shop B £128Shop B £180Shop B £192Shop B £110None of the Above Shop C: £Shop C £386Shop C £286Shop C £184Shop C £150None of the Above In a fourth shop the fridge is selling at £182 after being reduced by 30%.What was its original price before the reduction? Answer ££280£260£190£182£240 22. A bag contains 5 red, 2 blue, and 8 green balls. A ball is selected at random. (a) What is the probability of selecting a red ball? Answer:13/37/310/31/35/3 (b) What is the probability of selecting a blue or green ball? Answer:3/41/32/33/24/3 (c) What is the probability of selecting a yellow ball? Answer:100.010.09None of the Above (d) How many blue balls would need to be added to the bag in order to make the probability of selecting a blue ball \[\frac{1}{2}\] ? Answer:131511710 23. The travel graph above illustrates a car journey. (a) What happened between 1230 and 1245?Car was Moving at a constant speedCar was Stationary (at Halt)Car was AccelratingCar was decelratingCar was moving at 40 mph (b) What was the speed between 1245 and 1315?45 kmph30 kmph35 kmph20 kmph28 kmph (c) If the driver returned home at an average speed of 50kmph, complete the graph. (d) What was the average speed for the whole journey?27.5 kmph47.5 kmph17.5 kmph37.5 kmphNone of the Above 24. I love Smarties and I wanted to know how many there are in each tube I bought. I got the following results: Number of Smarties Frequency 50 2 51 13 52 12 53 2 54 18 61 1 62 1 (a) Draw a bar chart to illustrate this data on the grid below. (b) What is the mean number of Smarties per box correct to 1 decimal place? 62.852.842.822.8None of the Above What is the median number of Smarties?Median = 62Median = 52Median = 42Median = 22None of the Above What is the mode?Mode = 64Mode = 54Mode = 44Mode = 24None of the Above (c) What is the range of the data?1061284 25. Calculate the volume of the following shapes. Where appropriate, give your answers correct to 2 decimal places. (a) \[cm^{3}\]506.52 \[cm^{3}\]253.67\[cm^{3}\]353.57 \[cm^{3}\]450.77\[cm^{3}\]250.77\[cm^{3}\] (b) \[cm^{3}\]1163.43\[cm^{3}\]1063.43 \[cm^{3}\]1263.43 \[cm^{3}\]1363.77 \[cm^{3}\]1100.75 \[cm^{3}\] (c) \[cm^{3}\]636.6 \[cm^{3}\]639.5 \[cm^{3}\]739.2 \[cm^{3}\]936.6 \[cm^{3}\]536.6 \[cm^{3}\] 26. (a) Enlarge the shape by a scale factor of 2, centre of enlargement (1, 4). Label this shape A. (b) Reflect the original shape in the line x = 1. Label this shape B. (c) Rotate the original shape 90° anticlockwise about (7, 4). Label this shape C. 27. A challenge question. This pattern is made up from equilateral triangles. (a) What fraction of the whole shape is shaded?5/44/51/43/41/3 (b) If the pattern went on for ever, what fraction of the whole shape would be shaded? 1/43/45/44/51/3 Time is Up!
