# Primary 5 Objective Mathematics Questions Revision Examination

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**Class: Basic 5**

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**Subject: Mathematics**

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**Topic: Tests**

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Instructions: Read and answer the following questions. Show all workings.

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1. Which of these is a three dimensional shapes?

(a) rectangle (b) cuboid (c) triangle

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2. If a dice is thrown once, the chance of having a prime number is _________.

(a) 1/3 (b) 1/2 (c) 1/6

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3. How many cm^3 are there in 1 litre?

(a) 1000cm^3 (b) 100cm^3 (c) 10cm^3

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4. An angle greater than 90Â° but less than 180Â° is called ______________ angles.

(a) acute (b) reflex (c) obtuse

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5. The formula for finding area of a triangle is ________.

(a) 1/2 * base x height (b) Length x breadth (c) 2*pie* r^2

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6. What is the mean age of six children, if there ages are : 12, 9, 10, 11, 9, 9?

(a) 10 (b) 9 (c) 12

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7. What is the volume of a cube that is 8cm on each side?

(a) 64cm^3 (b) 502cm^3 (c) 32cm^3

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8. The sum of angles on a straight line is ____________.

(a) 90Â° (b) 360Â° (c) 180Â°

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9. Find the mode of the set of data: 1, 6, 7, 5, 8, 9, 6, 3, 2.

(a) 5.73 (b) 6 (c) 5.5

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10. A cuboid has _______ edges. (a) 12 (b) 6 (c) 8

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11. Which of the following fractions is the smallest?

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(a) 3/4 (b) 2/3 (c) 5/6

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12. What is the perimeter of a rectangle with length 5cm and width 3cm?

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(a) 8cm (b) 10cm (c) 16cm

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13. The sum of the interior angles of a triangle is ____________.

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(a) 90Â° (b) 180Â° (c) 360Â°

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14. Which of the following numbers is a multiple of 9?

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(a) 24 (b) 36 (c) 45

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15. What is the value of 7 Ã— 9 + 2 Ã— 3?

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(a) 69 (b) 77 (c) 61

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16. The perimeter of a square with side length 6cm is ____________.

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(a) 18cm (b) 24cm (c) 36cm

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17. If the area of a circle is 64Ï€ cmÂ², what is its radius?

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(a) 4cm (b) 8cm (c) 16cm

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18. Which of the following is a prime number?

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(a) 9 (b) 13 (c) 18

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19. In a bag, there are 5 red balls, 3 blue balls, and 2 green balls. What is the probability of picking a blue ball?

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(a) 1/2 (b) 1/3 (c) 3/10

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20. The ratio of boys to girls in a class is 3:5. If there are 24 girls, how many boys are there?

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(a) 8 (b) 12 (c) 15

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21. What is the product of 9 and 7?

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(a) 56 (b) 63 (c) 72

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22. A rectangle has a length of 12cm and a width of 5cm. What is its area?

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(a) 17cmÂ² (b) 60cmÂ² (c) 70cmÂ²

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23. How many faces does a cylinder have?

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(a) 1 (b) 2 (c) 3

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24. What is the value of 4Â² â€“ 3 Ã— 2 + 5?

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(a) 12 (b) 11 (c) 8

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25. Which of the following numbers is an odd number?

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(a) 14 (b) 21 (c) 30

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26. The perimeter of an equilateral triangle with side length 9cm is ____________.

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(a) 18cm (b) 27cm (c) 36cm

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27. Which of the following fractions is equivalent to 3/5?

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(a) 2/5 (b) 4/10 (c) 6/8

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28. A bag contains 8 red marbles and 4 blue marbles. What is the probability of picking a red marble?

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(a) 1/2 (b) 2/3 (c) 3/4

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29. What is the value of 5 â€“ (2 + 3) Ã— 4?

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(a) 1 (b) 9 (c ) -3

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30. Which of the following is a composite number?

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(a) 5 (b) 7 (c) 9

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