MATHEMATICS EXAM QUESTIONS FOR JSS2 FIRST TERM

8 minutes read

FIRST TERM JSS2 MATHS EXAMINATION QUESTIONS – EDUDELIGHT.COM

FIRST TERM EXAMINATION

Examination malpractices may lead to a repeat of the subject or suspensions don’t be involved.

Subject: Mathematics        Class: J S S 2 SECTION A           Time: 2hrs

  1. List all the factors of 20 (a) 1,3,4,5,15,20 (b) 1,2,4,5,10,20 (c)0,2,4,6,10, 20 (d) 1,4,10,20
  2. Express 48 as a product of its prime factors (a) 23 x 3 (b) 24 x 3 (c) 25 x 30 (d) 32 x 24
  1. Express 125 as percentage (a) 40% (b)

500

25% (c) 60% (d) 30%

  1. Express 60% as a fraction in its

simplest form (a) 3 (b) 4 (c) 3 (d) 2

7           5          5           5

  1. In a school 260 out 400 students are girls. What percentage of the students are boys? (a) 42.5% (b) 35% (c) 38.5% (d) 21.5%
  2. The total number of students in a school is 720. There are 300 boys in the school. What is the ratio of girls to boys (a) 7:5 (b) 2:3 (c) 5:7 (d) 3:2

15.      Evaluate 15-3-(+17) (a) -5 (b) -10 (c)

3.     Evaluate √32

18

(a) 13

4

(b) 11/4(c) 12

3

(d)11

3

5 (d) 8

16.      If x = -3, y = -5, evaluate xy+(x-y) (a)

  • Which of these numbers are odd numbers 7,2,6,13,15,17,8 (a) 7,2,8,9 (b) 2,6,8 (c) 9,7,8,17 (d) 7, 9,13,15,17
  • Express 3.26 x 102 in ordinary form (a) 3260 (b) 326 (c) 0.326 (d) 3406
  • Express 0.0075 in standard form (a) 7.5 x 10-3 (b) 7.5 x 100 (c) 7.5 x 10-2 (d) 7.5 x 10-1

7.     Simplify 2x-4 x 5×2 (a) 10×7 (b) 10x -2

(c) 15×2 (d) 8x-4

  • Simplify 3×2 x 7×3 x x4 (a) 21×9 (b) 21×6 (c) 21×4 (d) 21×7
  • Round off 42.06823 to 3 decimal places (a) 42.068 (b) 42.07 (c) 42.16 (d) 42.06
  • Change 51 to decimal number (a) 5.2

4

(b) 5.025 (c) 50.25 (d) 4.025

23 (b) 17 (c) 13 (d) 20

17.      If P=-5, q=-3, evaluate 7𝑝+2𝑞 (a)  –29

2𝑝𝑞                 30

(b) 29 (c) -111 (d) 111

30                30               30

  1. Simplify 2×6 x 4×2 (a) 8×6 (b) 8×8 (c) 2×8 (d) 8×4
  2. X + 20 = 32, find the value of x (a) 15 (b) 12 (c) 10 (d) 8

20.      Evaluate √100 − 36 (a) 4 (b) 10 (c) 8

(d) 6

Read Also

21.      Simplify 10a – (3a + 1) (a) 7a – 1 (b)

– 13a – 1 (c) 7a + 1 (d) 13a + 1

22.      Factorize x2y3 – xay2 (a) xy2 (xy – a)

(b) x2y3 (xy – xa) (c) xy(x2y1 – xa) (d) x – y (xy + a)

3  

23.      Simplify 3𝑥5 𝑥 4𝑥3 (a) 12x (b) 4×5 (c)

6𝑥

12x2x8 (d) 2×5

  • Find the LCM of 12, 36 and 48 (a) 124 (b) 104 (c) 200 (d) 144
  • Solve for x in X-10 = 15 (a) x = 10 (b) x = 25 (c) x = 5 (d) x = -10
  • Express 56 as improper fraction (a)

7

41 (b) 24 (c) 45 (d) 32 7   7              7              9

  • Express 40% as fraction to its lowest

form (a) 2 (b) 4 (c) 7   (d)4

  • Find the prime factors of 600 (a) 23 x

5           10

10          5

3 x 52 (b) 22 x 33 x 5 (c) 22 x 31 x 52

(d) 23 x 32 x 54

  • 33 x 42 x 50 = y, what is the value of y (a) 331 (b) 330 (c) 332 (d) 342

39.      Multiply 24.5 x 0.5 (a) 12.40 (b)

11.12 (c) 12.25 (d) 21.05

40.      Let B= 5, C= 8. Find the value of B+C-B (a) 10 (b) 13 (c) 8 (d) 20

  • Find the value of 5-2 x 30 (a) 1

20

  • 2

25

  • 1 25
  • 1

5

  • Change 4 to decimal number (a) 0.5

5

(b) 0.25 (c) 0.8 (d) 0.45

30.      Multiply 0.06 by 0.28 (a) 0.0168 (b)

0.289 (c) 0.520 (d) 3.205

31.     A students writes 32 lines of a letter. Each lines has 14 words.

Estimate to 1s.f, the number of words the letter contains. (a) 412 words (b) 420 words (c) 400 words (d) 410 words

32       Y +30 – 10 =42. Find the value of y (a) y=22 (b) y= 16 (c) y= 10 (d) y=40

  • Change 2/5 to decimal number (a) 0.08 (b) 0.8 (c) 0.16 (d) 0.4
  • Find the HCF of these numbers 16, 24 and 32. (a) 6 (b) 8 (c) 4 (d) 16

35.      Simplify 3 + 5 x 2 (a) 2 (b) 4 (c) 3 (d) 1

4      8      5

36.      Evaluate 3𝑥 𝑋 4𝑦

(a) 𝑥𝑦

(b) 1 (c) 24𝑥𝑦

(d) 4𝑥𝑦

12𝑥𝑦

2𝑥 𝑋 6𝑦2

𝑥𝑦2

𝑦           12𝑥𝑦

FIRST TERM JSS2 MATHS EXAMINATION QUESTIONS – EDUDELIGHT.COM

SECTION B

Answer three questions only from this section. Each question carry equal marks.

1a.      List all the factors of the following numbers.

i.          48       ii.         96       iii.       120 1b.   Express the following numbers as

product of prime factors i.  840    ii.         3000

2a.      evaluate the following: (i) √81 𝑥 64

25

ii          7(m – 2)                   3(x – 2)

7m – 14

5b.      Remove the bracket and simplify. 4(2x + 5) -2 (3x-1) – (3x +2) + 5x

(ii) √0.0001

2b.      Estimate 6.21 𝑥 9.87

19.5

3a.      Evaluate the following.

(a) 3√27 ÷ √25  (b) (24)2                        (c)

8                                      5

√0.0049

3b.      Round off (i) 36.50687 (ii) 0.0862 to 2 decimal places.

4.        Simplify the following

i. 5x + 3 (y – x)       ii. (−𝑥) x (−2𝑦)       iii.

−𝑦            −𝑥2

3(2a + 1) -2(a – 2)

5a.      complete the following expansion and factorization problems.

i           a (x + 5)                    4(x – 3)

4x – 12

Subject: Mathematics       Class: J.S.2

  1. List all the factors of 16 (a) 1,2,3,6,10,16

(b) 1,2,4,8, and 16.

(c) 1,2,6,8 and 16.

(d) 1,4,5,9,12.

  • Express 48 as a product of it’s prime

factors (a) 23×3 (b) 24×3 (c) 25×30 (d) 32×24

PART B

Answer one question in this part. Each question carries equal marks.

1a.      List all the factors of the following numbers. (i) 60 (ii) 36 (iii) 64

(b)      Express the following in standard form. (i) 0.00728 (ii) 28000

2.        Express the following numbers as product of prime factors (i) 840 (ii) 3000

2b       Evaluate the following:

3.        5 1

4

to decimal number (a) 5.25 (b)

(i) Ö6 1

4

  • Ö5 4

9

  • Ö 48

75

5.025 (c) 50.05 (d) 4.02

4.        Express 120/200 as a percentage. (a) 62% (b) 62% (c)60% (d) 45%

5.        Evaluate Ö32 (a) 1 1 (b) 1 2 (c) 1 3

(d)

18               3                3               4

1 1

4

  • Express 0.0086 in standard form (a) 8.6×10-3 (b) 6.6×102 (c) 8.6×10-4 (d) 8.6×103
  • Change 2 2 to decimal number (a) 2.4

5

(b) 0.5 (c) 2,6 (d) 12/5

  • Express 60% as a fraction in its lowest form. (a) 3/7 (b) 4/5 (c) 3/5

(d) 2/5

9.        Evaluate 8-9-(-4) (a) 3 (b) -5 (c) -3

(d) 4

10.      X + 20 = 35, find the value of x (a)15 (b)20 (c)10 (d)-15

MATHEMATICS EXAM QUESTIONS FOR JSS2 FIRST TERM

MATHS

  1. Simplify (+13) – (+6)

2.    (a)7 (b) -7 (c) 19        (d) 8

3. Simplify (+11) – (+6)- (-3)

4.  (a)7     (b)8      (c)9     (d)10

5.  3. Simplify 5x3 x 4x7     (a) 20x4           (b) 20x10         (c) 20x7                     (d)                                                          57x10 6.  4. Simplify 10a8 ÷ 5a6 (a) 2a2 (b) 50a2              (c) 2a14                     (d) 2a48

7.  5. Simplify r7 ÷ r7 (a) 0 (b) 1  (c) r14  (d) 2r7

  1. Which of these is not a prime number (a) 2 (b) 5 (c) 7 ( d) 1 8. Express 360000 in standard form (a) 3.6 x 105 (b) 3.6 x 106 (c) 3.6 x 103 ( d) 3.6 x 104

9. Express 0.000045 in standard form (a) 4.5 x 10-2 (b) 4.5 x 103 (c) 4.5 x 10-5 (d) 4.5 x 10-6

  1. Which of these is not a factor of 42 (a) 9 (b) 6 (c) 7 (d) 2
  2. Express 50 is product of its prime factor (a) 2 x 52 (b) 2 x 5 (c) 22 x 52 (d) 2 x 5
  1. The lowest common multiple of 4, 6 and 8 is (a) 24 (b) 48 (c) 12 (d) 40
  2. Find the smallest number by which 72 must be multiplied so that its products will give a perfect square (a) 3 (b) 2 (c) 1 (d) 5
  3. The lowest common multiple of 4, 6 and 8 is (a) 24 (b) 48 (c) 12 (d) 40 15. The H.C.F. of 8, 24 and 36 is                   (a) 6 (b) 4 (c) 18 (d) 20

16. The L.C.M. of 12, 16 and 24 is    (a) 96 (b) 48 (c) 108 (d) 24

  1. 5 men build in 10 days, how long would it take 25 men?
    1. 3 days (b) 2 days (c) 5 days (d) 10 days
  2. A girl buys 7 pens for N 210. How would ten pens cost? (a)#300(b)#30(c)#3(d)#200

19. Fill in the gap in m: a =16:24 (a) 10 (b) 12 (c) 4 (d) 6

  • Express 90km /hr: 120km /hr as simple as possible (a) 4:3 (b) 3:4 (c) 2:3 (d) 3:2
  • A factory makes N 2000 pencils in 10 days, Find its production rate of pencils per day (a) N 20 per day (b) N 100 per day(c) N 50 per day (d) N 200 per day
  • Calculate the simple interest on N 200 in 2 years at 4% per annum (a) N 160n (b) N 240 (c) N 16 (d) N 260
  • Calculate the simple interest on N 20,000 for 21/2 years at 2% per annum (a) N 10 (b) N10, 000 (c) N 1000 (d) N 2000
  • Find the simple interest on N 40,000 for 1 year at 5% per annum (a) N 100 (b) N 250 (c) N 2,590 (d) N 50
  • What is the simple interest on #70,000 for 1 year at 4% per annum (a) N 2,800 (b) N 2,000 (c)

N 2,400 (d) N 2,300

  • Find the simple interest on N 10,000 for 3 years at 6% per annum (a) N 1,800 (b) N 1000 (c) N 1,850 (d) N 1,200

27. What is 0.003867 to 3 significant figure (a)0.004 (b)0.00386 (c)0.00387 (d)386 28. The square root of 121/2 is                  (a)1 3/4 (b)3 1/2 (c)3 3/4 (d)6 1/4

29. 9852 to 3 S.F. is       (a)990 (b) 9850 (c) 9580 (d) 986

30. 7.0354 to 2 d.p is       (a) 7.03(b) 7.04 (c) 7.40 (d)7.13

31. 59094 to the nearest hundred is   (a) 59100(b)59104 (c) 60094 (d) 60194

32. Simplify (-6x) x (-x) =     a) 6x ( b) 6x2 (c) -6x (d) -6x2

33. Remove brackets from -3(12a – 5) a) 15-36a b) 15a-36 c) 15a + 36 d) 36a – 15 34. Expand (a+3)(a+4) (a) a2+7a+12 (b) a2+12a+7 (c) a2+12a-7 (d) a2+7a-12

35. Factorize abc + abd (a) ab(c+d) (b) ac(b+d) (c) ad(b+c) (d)abc(c+d)

36. Factorize 5a2 + 2ax (a) a(5a+2x) (b) 5(2a2+2x) (c) a(5x+2ax) (d)a2(5+2x)

37. Simply 8 x 109 divided by 4 x 106

(A) 809/406  (B) 4 x 1015  (C) 4 x 103    (D) 2 x 103

38. Simplify -3 + (-3) – (-11)

(A) 17 (B) -17 (C) 5 (D) -5

  • Simplify (-2) x (-12)

(+6)2

(A) 2/3   (B) 3/2 (C) 5/6 (D) -1/7

  • What is the co-efficient of ‘y’ in the expansion of (6+y) ( 3-y)? (A) 3 (B) 6 (C) -3 (D) -6

THEORY A

  1. Expand the following:

a.          (p+2q)(p+3q)

b.         (5r+2s)(3r+4s)

  • Factorize the following a.     -18fg – 12g
    • -5xy + 10y

THEORY B

  1. Find the square root of 1296
    1. a. What is 0.046783 to 3 significant figure b. 45.34672 to 2 d.p. is              

THEORY C

1.      Find the simple interest on the following

  • N 55,000 for 4 years at 60% per annum
  • N 25,000 for 3 years at 5% per annum

THEORY D

  1. Find 50% of 3.5m
  2. A bag of corn can feed 100 chicks for 12 days. How long would the same bag feed 80 chickens?

THEORY E

  1. Find the smallest number by which 162 must be multiplied so that its product will give a perfect square.
    1. Find the HCF and L.C.M. of the following figures 30 & 42

64 & 210

THEORY F

  1. For each number 42,45,48,50
    1. Write down all its factors.
    1. State which factors are prime numbers?
    1. Express the number as a product of its prime factors.
  2. Express the following in standard form (a) 345000 (b) 0.00034 (c) 0.125

FIRST TERM JSS2 MATHS EXAMINATION QUESTIONS – EDUDELIGHT.COM

8 minutes read

2 Comments

Leave a Reply

Your email address will not be published. Required fields are marked *

Back to top button