Grade 11 Mathematics 3rd Assessment
  • 1. 1. Evaluate √94100 x 38.2/5.683 x 8.14 using logarithm table
A) 7.894
B) 7.859
C) 78.59
D) 78.94
  • 2. 2. Evaluate 3.554 using logarithm table
A) 1588
B) 158.8
C) 15.88
D) 1.588
  • 3. 3. Evaluate 4√0.0007 using logarithm table
A) -0.1627
B) -1.2113
C) 1.2113
D) 0.1627
  • 4. 4. Choose the correct answer to the above question
A) 1
B) 2/3
C) 2
D) 3/2
  • 5. 5. Simplify log 45 + log 9-1 - 1og 2-1(all log in base 10)
A) 1
B) 1/4
C) 2
D) 1/2
  • 6. 6.Round off 2 748 924 000 to the nearest billion
A) 3 000 000 000
B) 2 700 000 000
C) 2 749 000 0000
D) 2 800 000 000
  • 7. 7. A square is 5cm by 5cm. A student measures a side of the square as 4.9cm. She uses her measurement to calculate the area of the square. Find the percentage error in: a. the length of the side, b. the area of the length
A) a. ± 0.1% , b. ± 25%
B) a. ± 2% , b. ± 25%
C) a. ± 0.1% , b. ± 0.99%
D) a. ± 2% , b. ± 3.96%
  • 8. 8. Solve the equations 1/2 x +1/3 y = 4, 1/4 y - 1/3 x = 1/6
A) x = - 8, y = 3
B) x = 8, y = -3
C) x = -4 , y = -6
D) x = 4, y = 6
  • 9. 9. Find x and y if 32 x - y = 1 and 16x/4 = 83 x - y
A) x = -2, y = 6
B) x = 5, y = 4
C) x = 2, y = 4
D) x = -4, y = 11
  • 10. 10. The perimeter of the isosceles triangle in the figure above is 28cm. Find x and y
A) x = 60 , y = 45
B) x = 3 , y = 5/2
C) x = 5/2 , y = -3
D) x = -60 , y = 45
  • 11. 11. Simplify x2 - y2/ 3x + 3y
A) x - y/9
B) x2 - y2/9xy
C) xy(x - y)/3(x +y)
D) x - y/3
  • 12. 12. If p = 2u/1- u and q = 1+ u/1- u, express p + q/p - q in terms of u
A) 3u + 1/u - 1
B) u - 1/1 - u
C) 3u + 1/1 - u
D) 2u/1 - u
  • 13. 13. Find the value of x for which the fraction x +1/2x -1 is undefined.
A) x = -1/2
B) x = 1/2
C) x = 0
D) x = 0/2x -1
  • 14. 14. For what value (s) of x is the expression x +3/x2 + 10x - 25 equals zero?
A) x = 5/2
B) x = -1/2
C) x = - 3
D) x = 3
  • 15. 15. A seller allows 20% discount for cash payment on the marked price of his goods. What is the ratio of the cash payment to the marked price?
A) 3:4
B) 4:5
C) 1:5
D) 1:4
  • 16. 16. Faidh sold an article for # 1, 755.00 and made a profit of 35%. Find the cost price.
A) # 2, 369.25
B) # 614.25
C) # 1, 300.00
D) # 2, 370.00
  • 17. 17. Find the compound interest on #400 for 2 years at 8% per annum.
A) #32.00
B) #466.56
C) #34.56
D) #66.56
  • 18. 18. Simplify 10√2/√5
A) 5√2
B) 10√5
C) 2√5
D) 2√10
  • 19. 19. By rationalizing the denominator, Simplify: 7√5/√7
A) √7
B) 35√7
C) 7√35
D) √35
  • 20. 20. Simplify 1 + √2/2 - √3
A) 3√3
B) 5 + 3√3
C) 8√3
D) 5 + 3√3/2
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