Examination Mathematics JSS 2 Second Term Lesson Notes

  1. An electric pole is 24m long. What length of the pole is left after 25% of it is driven into the soil? A. 30m B. 18m C. 59m D. 11m
  2. Calculate the volume of a cuboid of length 9cm, breadth 2cm, and height 5cm. A. 90cm³ B. 16cm³ C. 9cm³ D. 32cm³
  3. Round up 9.3615 to 3 decimal places. A. 9.360 B. 9.362 C. 9.361 D. 9.301
  4. Calculate the perimeter of a rectangle of length 9cm and breadth 3cm. A. 10.0000 cm B. 48.0000 cm C. 12.0000 cm D. 27.0000 cm
  5. Round up 15.9945 to 1 significant figure. A. 20 cm B. 48 cm C. 12 cm D. 16 cm
  6. Simplify 16xy^2. A. 16x B. 8xy C. 16y D. 16xy
  7. Expand -28(3g-46). A. -6gh+8 B. -5gh+6h C. -6g+8h D. -6gh-46
  8. Calculate the volume of a cube of side 7cm. A. 343cm³ B. 49cm³ C. 154cm³ D. 14cm³
  9. Michael sold his bicycle for #4500 and made a loss of 15% on the cost price. Find the cost price. A. #5400 B. #5000 C. #4200 D. #4750
  10. A car travels 12km per liter of petrol. Find how much petrol the car used in going 504km. A. 15 Liters B. 42 Liters C. 2 Liters D. 424 Liters
  11. Find the sum of the LCM and HCF of 6 and 24. A. 18 B. 144 C. 25 D. 10
  12. What number does MMMDCCVI represent? A. 3707 B. 3777 C. 307 D. 377
  13. Find the common factors of 6 and 12. A) 2, 3, 6 B) 4, 6, 12 C) 1, 36 D) 1, 2, 3, 6
  14. Express 240 as the product of its prime factors in index form. A. 2^35 B. 2x3x5 C. 3^2 * 5^2 * 7^2 D. 2x3x5
  15. Convert 48% to a fraction. A. 12/25 B. 25/50 C. 12/17 D. 3/50
  16. Simplify 5 3/4 – 2 7/8 + 1 1/2 A. 8 3/8 B. 4 3/8 C. 42 1 8 D. 2 3/8
  17. A salesman gets a commission of #10 on every N100. In one week, he makes a total of N10,500. How much did he make as commission? A. N1,005 B. N1,050 C. N1,000 D. ₦3020
  18. A fruit grower uses 1/3 of his land for bananas, 3/8 for pineapples, 1/6 for mangoes, and the remainder for oranges. What fraction of his land does he use for oranges? A. 2/7 B. 1/8 C. 1/A D. 3/8
  19. Find the value of p from 3/5 = p/15. A. 9 B. 6 C. 25 D. 3
  20. A trader starts with 80 mangoes. She sells 36 during the day. What percentage of mangoes is left at the end of the day? A. 55% B. 24% C. 5% D. 11%
  21. Evaluate 11012 + 10^2 + 11. A. 11112 B. 101012 C. 110102 D. 111102
  22. A baby is 6 weeks and 3 days old. What is its age in days? A. 56 days B. 10 days C. 54 days D. 45 days
  23. Find the simple interest on #3,000 borrowed for 6 years at the rate of 8%. A. N420 B. N480 C. N1,440 D. N2,160
  24. Find the H.C.F of 35, 50, and 65. A. 10 B. 7 C. 4 D. 5
  25. Find the L.C.M of 9, 10, 12, and 15. A. 180 B. 45 C. 120 D. 30
  1. Arrange the fractions 2/3, 5/9, 7/12, and 11/18 in ascending order. (A) 2/3, 5/9, 7/12, 11/18 (B) (C) (D)
  2. Convert 0.46 to a fraction. (A) 23/5000 (B) 23/500 (C) 50/23 (D) 13/500
  3. What is 25% of N400? (A) N25 (B) N50 (C) N800 (D) N100
  4. Express 12% as a fraction in its simplest form. (A) 4/26 (B) 3/25 (C) 13/25 (D) 2/25
  5. If the product of two numbers is 2560 and their highest common factor is 16, what is their lowest common multiple? (A) 160 (B) 2576 (C) 250 (D) 320
  6. A woman sold an item for #15,000, making a #3,000 profit. What percentage of profit did she make? (A) 25% (B) 35% (C) 15% (D) 50%
  1. Round up 5526 to the nearest tens. A. 5520 B. 5531 C. 5530 D. 6026
  2. What is the coefficient of x from 8y – (3/7)x? A. 8 B. -3 C. 3/7 D. -3/7
  3. Convert 73 to binary. A. 1001001 B. C. 10000 D. 1010101
  4. Convert 1001112 to base ten. A. 37 B. 41 C. 33 D. 39
  5. Simplify 3p – 2m + 4p – 7m. A. 7p – 5m B. p – 9m C. 7p – 9m D. 7p – 7m
  6. Simplify 12p + 3 – 2p – 2. A. 14p + 1 B. 14p + 5 C. 10p + 1 D. 10p – 1
  7. Find the value of the symbol in Δ/2 = 15. A. 7.5 B. 30 C. 17 D. 13
  8. Find the value of the symbol in 36 = 4□4. A. 9 B. 32 C. 40 D. 18
  1. Expand the bracket and simplify 3x(2x + 4) + x(4x – 5). A. 7x^2 + 12x B. 10x^2 + 11x C. 6x^2 + 13x D. 7p^2 * r
  2. Solve the equation 2y – 4 = 24. A. y = 14 B. y = 12 C. y = 6 D. y = 2
  3. Simplify (-7) – (-8) + (-5). A. +10 B. -10 C. +20 D. -20
  4. Evaluate (1112 + 1012) * 112. A. 1001002 B. 1010102 C. 20 D. -20
  5. Expand and simplify (m – 2n) – (7m + 3n). A. 6m + 5n B. -6m – 5n C. -6m + 5n D. 6m – 5n
  6. Simplify 2pr * 9p. A. 11p^2 * r B. 19pr C. 18p^2 * r D. 19.2kg
  7. A bottle of oil weighing 9.6kg is to be shared equally into two smaller bottles. How heavy is each bottle? A. 6m + 5n B. -6m – 5n C. -6m + 5n D. 6m – 5n

Part B

  1. Calculate the commission earned by an estate agent selling a house for N8,500,000 if the commission rate is 4%.
  2. Determine the simple interest on #80,000 for 2 and a half years at 4% per annum.
  3. If a man is paid N8500 for 5 hours of work, find his pay after 1 hour, 3 hours, and 4 hours.
  4. Factorize the expression -16gh + 8h.
  5. Solve the quadratic equation x^2 – 11x – 18 = 0.
  6. Expand and simplify the expression (k + 2k – 9).
  7. Simplify 7m^-1 * 5m^1.
  8. Simplify (27c^7 * d^9) / (3c * d^2).
  9. Find the number such that when it is doubled and 4 subtracted from it, the result is 10.
  10. Express 7500, 0.019, and 18 in standard form.
  11. Convert the numbers 5.7 * 10^1 and 9 * 10^-1 from standard form to ordinary form.
  12. Solve the equation (x + 9)/5 + (2 + x)/2 = 0.
  13. Remove the bracket and simplify y(y – 4) + 3(y + 5).
  14. Find the value of x in the equation 11 – 16/x = 25.