Basic Calculation Skills (JSS 3) Examination

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Welcome to your Basic Calculation Skills (JSS 3) Examination

1. Formula for calculating area of a triangle is

2. Express 176/200 as percentage

3. Volume of cuboid is

4. Find x, ⅓ = 6/x

5. The HCF of 18, 24 and 42 is

6. One of this is NOT a multiple of 6.

7. -12 + (-13) =

8. -4+9-7

9. If y is 5, find y + 2

10. 3m - 8m - 2m + 16m - 4m =

11. 4g + 3x =

12. [] + [] + [] = 9

13. The instrument used for measuring angles is called a __________ calibrated in ___________.

14. A type of angle between between 180⁰ and 360⁰ is called

15. "Find x and y in 3x-y=4 and 2x+3y=21". What kind of equation is this ?

16. √9y²z⁴ =

17. √4x²y ÷ √y =

18. If 1.3x = 3.9, x =

19. (-36) ÷ (+4) =

20. Amina is x years old. Next year she will be 14years old. What is the value of x ?

Subjective (Answer All) show all working

1. The LCM of 2²×3×5³×7, 2³×3×7², 2×3²×5²×7 is __________

2. Give two Common multiples of 2 and 5

3. What is the Sum of 3⅞ + 2¾ ?

4. Solve this: -4+9-7 using number line.

5. What is the value of x+6, when x=4

6. Is 8y a positive or negative term?

7. Are 8y and 3z like term or unlike terms

8. Draw an acute angle

9. Define a reflex angle

10. What is the perimeter of an irregular polygon?

Theory (Answer All) Please show all working

1. Solve using elimination method: find x and y in 2x + y = 10, x + 3y = 20.

2. Find the value of x in: 0.25x - 1.7 = 4.9

3a. A number is multipled trice and the value was subtracted from 25, given the answer as 16. Find the number.

3b. Using number line, solve this : -7+9-2

4a. Identity the following labelled angles

4b. Calculate the volume of a prism, given: length: 10 cm, height: 3cm and breadth : 5cm

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