Third Term Examinations Mathematics JSS 2 Third Term Lesson Notes

MATHEMATICS

  1. The value of 8 in 18214 is
    (a) 8 units
    (b) 8 tens
    (c) 8 hundreds
    (d) 8 thousands
    (e) 8 ten thousands
  2. The Roman numerals CXCIV represent the number
    (a) 194
    (b) 186
    (c) 214
    (d) 215
    (e) 216
  3. What is the number represented by ?
    (a) 32
    (b) 40
    (c) 28
    (d) 39
  4. The value of 7 in 3.673 is
    (a) 7 tenths
    (b) 7 hundredths
    (c) 7 units
    (d) 7 thousandths
  5. Three million and four in figures is
    (a) 300004
    (b) 300040
    (c) 30000004
    (d) 3000004
  6. What is the value of 1.2 km in meters?
    (a) 120m
    (b) 1,200m
    (c) 12,000m
    (d) 120,000m
  7. Which of the following numbers is the largest?
    (a) 727,345,565
    (b) 727,245,565
    (c) 727,445,565
    (d) 726,778,876
  8. One million in digits only is
    (a) 1,200,000
    (b) 1,140,000
    (c) 1,250,000
    (d) 125,000
  9. Le 5,600,000 in digits and words is
    (a) Le 56 million
    (b) Le 5.6 billion
    (c) Le 0.56 billion
    (d) Le 5.6 million
  10. 13,500,000 mm in km is
    (a) 13.5 km
    (b) 1.35 km
    (c) 1350 km
    (d) 13,500 km
  11. The value of 23 x 32 is
    (a) 1291
    (b) 658
    (c) 729
    (d) 736
    (e) 54
  12. The LCM of 12 and 15 is
    (a) 90
    (b) 60
    (c) 30
    (d) 120
    (e) 180
  13. The HCF of 63 and 90 is
    (a) 7
    (b) 3
    (c) 12
    (d) 6
    (e) 9
  14. The first three common multiples of 3 and 11 are
    (a) 3, 33, 66
    (b) 11, 33, 66
    (c) 33, 66, 99
    (d) 33, 44, 55
    (e) 33, 22, 11
  15. Which of the following whole numbers 22, 11, 54, 35, 40, 75, and 105 is/are multiples of 5?
    (a) 11, 22, 35
    (b) 35, 40, 75, 105
    (c) 54, 35, 40, 75, 105
    (d) 35, 54, 40, 75
    (e) 105, 75, 40, 35, 54
  16. Simplify 2 ½ + ¼
    (a) 3 ¾
    (b) 2 1/8
    (c) 1 ¾
    (d) 2 ¾
  17. Simplify 4 2/5 – 3 ¼
    (a) 1 3/20
    (b) 3 2/5
    (c) 1 7/20
    (d) 1 5/8
  18. The common denominator of the fractions is
    (a) 8
    (b) 12
    (c) 6
    (d) 15
  19. Simplify
    (a) 1 43/45
    (b) 43/45
    (c) 2 37/45
    (d) 1 41/45
  20. What is the sum of 1 ¾, 2 3/5, and 5 ¾?
    (a) 3 1/30
    (b) 5 1/60
    (c) 7 1/60
    (d) 8 1/50
  21. The fractions C/D ÷ a/b is the same as
    (a) Ca/Db
    (b) Cb/Da
    (c) C x a
    (d) a x C
    (e) a x b / D x b
  22. Simplify 11/25 x 1 4/11
    (a) 2/3
    (b) 3/5
    (c) 2/5
    (d) 4/5
    (e) 1 ¼
  23. Find the length of a rectangle whose breadth and area are 7/20 m and 8 1/5 m²
    (a) 23 3/7
    (b) no answer
    (c) 21 2/7
    (d) 1 7/20
    (e) 8 11/20
  24. Simplify 5 ¼ + 1 1/6 – 3 2/3
    (a) 5 11/4
    (b) 2 ¾
    (c) 3 1/12
    (d) 1 ¾
    (e) 3 – 3/2
  25. The product of prime factors of 28 is
    (a) 2 x 3 x 7
    (b) 2 x 4 x 7
    (c) 4 x 7
    (d) 2 x 2 x 7
    (e) 2 x 2 x 2 x 7
  26. Round 567 to the nearest hundred
    (a) 500
    (b) 520
    (c) 540
    (d) 580
    (e) 600
  27. What is 1.99961 correct to 2 decimal places?
    (a) 1.99
    (b) 2.00
    (c) 3.00
    (d) 4.00
    (e) 5.00
  28. Write 7.0149 correct to the nearest thousandth
    (a) 7.000
    (b) 7.014
    (c) 7.015
    (d) 7.0145
    (e) 7.0146
  29. Give 0.000057891 to 4 significant figures
    (a) 0.00005789
    (b) 0.00005790
    (c) 0.00005781
    (d) 0.000057892
    (e) 0.00005793
  30. Give 45698 correct to 3 significant figures
    (a) 45600
    (b) 45700
    (c) 45800
    (d) 45690
    (e) 45000
  31. If m = 4 and n = 3, what is the value of (m x n) (m – n)?
    (a) 27
    (b) 14
    (c) 8
    (d) 7
  32. Write in figures: Fifty-five Thousand and Sixteen
    (a) 56016
    (b) 55016
    (c) 55014
    (d) 5503
  33. What is the difference between 3 hundreds and 4 tens?
    (a) 4,040
    (b) 440
    (c) 404
    (d) 460
  34. What is the product of 137 and 29?
    (a) 4,000
    (b) 3,973
    (c) 3,899
    (d) 2,993
  35. A class is made up of 50 boys and 25 girls. What is the ratio of girls to boys?
    (a) 1:2
    (b) 2:1
    (c) 2:5
    (d) 5:2
  36. What is the place value of 6 in 8632?
    (a) Tens
    (b) Hundreds
    (c) Hundredth
    (d) Thousands
  37. Approximate 50,769 to its nearest hundred
    (a) 50,000
    (b) 50,700
    (c) 50,800
    (d) 50,770
  38. When a number is multiplied by 4 and 6 is added, the final answer is 50. What is the number?
    (a) 11
    (b) 21
    (c) 44
    (d) 54
  39. Simplify 4 4/5 – 4 + 4
    (a) 3 2/5
    (b) 3 1/4
    (c) 4 4/5
    (d) 7 4/5
  40. Express 1998 in Roman numerals
    (a) MMXCVIII
    (b) MCMXCVIII
    (c) MCCXCVIII
    (d) MDXCVII

THEORY A

  1. A sack of rice holds 64 basins of rice. How much will a woman get if she sells each basin of rice for N48.50?
  2. Calculate the total cost of the following:
    i. 3 textbooks at N400.00 each
    ii. 9 mathematical sets at N2500.50 each
    iii. 3 pens at N120.25 each
    iv. 5 pencils at N20.00 each

THEORY B

  1. Simplify:
    i. 2 2/5 – 1 ¾
    ii. 4/5 + ½
  2. Express the following as a product of prime factors:
    i. 105
    ii. 75
    iii. 60

THEORY C

  1. Simplify the following:
    a. 37/8 + 2 ¾
    b. 2 56/7 + 5 7/8
  2. Mr. Hope spends 1/3 of his earnings on food and ¼ on clothes. He then saves the rest. What fraction does he:
    a. spend altogether?
    b. save?

THEORY D

  1. Give the first five multiples of the following:
    i. 5
    ii. 7
    iii. 11
  2. Write down four common multiples of the following sets of numbers:
    i. 3, 4, and 5
    ii. 3, 10, and 15
  3. Find the LCM of:
    i. 9, 24, 32, and 90
    ii. 23 x 32 x 5 x 7
    iii. 3 x 53 x 72
    iv. 24 x 3 x 72
    v. 32 x 52 x 73
  4. Find the HCF of:
    i. 126, 234, and 90
    ii. 63, 42, and 21

THEORY E

  1. Write these numbers in digits only:
    a. Le 0.5 billion
    b. $9.1 million
  2. Write down the missing number (QR):
    i. 100,987,331, 101,987,331, 102,987,331, __________, __________, 105,987,331
    ii. 980,231,680, 980,231,682, ________, 980,231,686, ____________, 980,231,690

THEORY F

  1. Change these Roman figures to natural numbers:
    i. MMCDLXXI
    ii. MMMCLIV
  2. Write the following in figures:
    a. Fifteen trillion, six hundred and seventy-one billion, three hundred and ninety-one million, eighty-eight thousand, five hundred and fifty-five.
    b. Three hundred and twenty-nine billion, five hundred and sixty-two million, eight hundred and one thousand, four hundred and thirty-three.