- 1. 1. Evaluate √94100 x 38.2/5.683 x 8.14 using logarithm table
A) 7.894
B) 78.94
C) 78.59
D) 7.859
- 2. 2. Evaluate 4√0.0007 using logarithm table
A) -0.1627
B) -1.2113
C) 0.1627
D) 1.2113
- 3. 3. Simplify log 45 + log 9-1 - 1og 2-1(all log in base 10)
A) 1/2
B) 1/4
C) 2
D) 1
- 4. 4. 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. ± 2% , b. ± 3.96%
B) a. ± 2% , b. ± 25%
C) a. ± 0.1% , b. ± 0.99%
D) a. ± 0.1% , b. ± 25%
- 5. 5. Solve the equations ½ x + ⅓ y = 4, ¼ y - ⅓ x = ⅙
A) x = 8, y = -3
B) x = - 8, y = 3
C) x = -4 , y = -6
D) x = 4, y = 6
- 6. 6. Find x and y if 32x - y = 1 and 16x/4 = 83x - y
A) x = -2, y = 6
B) x = -4, y = 11
C) x = 5, y = 4
D) x = 2, y = 4
- 7. 7. 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
- 8. 8. Simplify x2 - y2/ 3x + 3y
A) x - y/3
B) x2 - y2/9xy
C) xy(x - y)/3(x +y)
D) x - y/9
- 9. 9. Find the value of x for which the fraction x +1/2x -1 is undefined.
A) x = 0/2x -1
B) x = 0
C) x = -1/2
D) x = 1/2
- 10. 10. For what value (s) of x is the expression x +3/x2 + 10x - 25 equals zero?
A) x = - 3
B) x = -1/2
C) x = 5/2
D) x = 3
- 11. 11. 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) 1:5
B) 4:5
C) 1:4
D) 3:4
- 12. 12. Islamiyyah sold an article for # 1, 755.00 and made a profit of 35%. Find the cost price.
A) # 1, 300.00
B) # 2, 369.25
C) # 2, 370.00
D) # 614.25
- 13. 13. Find the compound interest on #400 for 2 years at 8% per annum.
A) #32.00
B) #66.56
C) #466.56
D) #34.56
A) 2√5
B) 10√5
C) 5√2
D) 2√10
- 15. 15. By rationalizing the denominator, Simplify: 7√5/√7
A) 35√7
B) √35
C) 7√35
D) √7
- 16. 16. Solve the equations x - y = 2 and x2 + y2 = 52
A) (-2, -6) and (1, 4) in (x, y) format
B) (-4, -6) and (-8, -4) in (x, y) format
C) (-4, 6) and (8, -4) in (x, y) format
D) (-4, -6) and (8, 4) in (x, y) format
- 17. 17. Evaluate 12ab - 4b2/ 2b2 - 6ab
A) 1
B) 2
C) -2
D) -1
- 18. 18. For what value(s) of x is the expression x2 - 2x -15/x2 -25 equals zero?
A) -1
B) 3
C) 1
D) -3
- 19. 19. What must be added to each term of the ratio 11:15, so that it becomes the ratio 4:8?
A) 8
B) 7
C) -7
D) 4
- 20. 20. The ratio of Bimbo's age to her mother is 5:7. What is Bimbo's age of her mother is 63 years old?
A) 12 years
B) 45 years
C) 52 years
D) 35 years
|