FIRST TERM, JSS2 MATHEMATICS EXAMINATION, 2025.

Welcome to your FIRST TERM, JSS2 MATHEMATICS EXAMINATION, 2025.

Name

Class

Objective ( Attempt all questions)

1. Find the square root of 20¼

4½

81/4

410 1/16

2. The smallest number by which 2×2×2×3×3×5×5 must be multiplied so that its product is a perfect square is ____

3. The product of the square of 3 and the square root of 4 is

144

4. Which of these is NOT a perfect square?

441

121

5. Add 12.48 to 6.21 and leave your answer in standard form

18.69

18.69 × 10⁰

1.869 × 10^-¹

1.869 × 10¹

6. Which of these numbers will divide into 6320 without leaving a remainder?

5, 6 and 8

5 and 8 only

5 only

5 and 6 only

7. Write 0.000263 in standard form

2.63 × 10^ -⁵

2.63 × 10^ -⁶

2.63 × 10^-⁴

2.63 × 10⁵

8. Express 126 as a product of its prime factors

2 × 3 × 7

2 × 3² × 7

2² × 3 × 7

2² × 3 × 5 ×7

9. Change 0.1 to percentage

10%

0.01%

1.0%

0.1%

10. Decrease 120 by 30%

400

171.41

11. Share 56 mangoes in the ratio 3 : 1. What is the bigger share?

12. There are 160 oranges in a basket. If 25% are bad, how many oranges are good?

213

120

13. Find the LCM of 5 and 11

14. Six men can do a piece of work in 10 days. How long will it take three men working at the same rate?

20days

15days

9days

5 days

15. If one quantity is increasing as the other is increasing, it is called _____

Variation

direct proportion

inverse proportion

recurring decimal

16. Change 35% to decimal

0.035

0.35

3.5

35.00

17. A woman paid #750 for 5 hours. Find her pay for 2 hours

#375

#300

#1895

#150

18. Simplify 5⁰ × 5²

19. Simplify 4X⁶ ÷ 4X

4X⁵

X⁷

X⁵

4X⁷

20. Which of these is NOT a factor of 39?

Subjective (Attempt all questions)

21. Change 48934 to standard form

22. Arrange these numbers in ascending order of magnitude: 5.01 × 10⁴, 3.82 × 10^ -¹, 2.79 × 10^ -³, 1.2 × 10⁷

23. Find the factors of 18 that are less than 10

24. Share #50 between Ade and Nky such that Ade got#6 less than Nky. How much will Nky get?

25. If 16 pencils cost £200, find the cost of 20 such pencils.

26. Change 20.25% to a fraction in its lowest term

27. Find the sum of the HCF and LCM of 9 and 27

28. List the multiples of 4 from 20 to 30

29. Increase #220 by 10%

30. Find the quantity of which 12m is 75%

Theory ( Attempt only four questions)

1. It takes 3 lorries 84 trips to carry all the sugar in a warehouse to the market. How many trips will it take (a) 1 lorry (b)7 lorries (c) x lorries?

2a. Express 64 as a percentage of 400 (b) Express the ratio 80 seconds to 2 minutes as simply as possible

3a. Simplify the square root of 3/27 (3b) Find the least number by which 72 must be multiplied to make it a perfect square

4a. Change (i) 5 (ii)0.000135 (iii) 4813 to standard form. (4b) Change (i)1.9 × 10^ -⁵ (ii) 8.73 × 10² to ordinary form

5. Simplify (a)5y⁵ × 3y⁴ (b)X⁷ ÷ X^ - ⁴ ( c) (½)^- ³

6. Find the common factor(CF) and the highest common factor(HCF) of 42 and 36

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