- 1. Lena is tiling a square floor with each side 3 meters long. Tiles cost $45 per square meter. Which calculation gives the total cost of tiling the floor (in Dollars)?
A) 45 × 6
B) 45× 9
C) 45 ÷ 6
D) 45 ÷ 9
- 2. What is the sum of angles in a triangle?
A) 180
B) 270
C) 90
D) 120
- 3. When George and Athena were married, 120 of the guests were Athena’s family or friends. This was 60 per cent of the total number of guests. How many guests were there altogether?
A) 192
B) 720
C) 200
D) 180
- 4. Write the following in figures: five billion, four million, three thousand two hundred
A) 5,400,300,200
B) 540,330,200
C) 5,004,003,200
D) 543,200
- 5. If a whole number is divided into two equal parts, each part is called ___
A) a divider
B) a half
C) a quarter
D) a fraction
- 6. If a whole is divided into four equal parts, each part is called ___
A) a quarter
B) a fraction
C) a part
D) a half
- 7. In a fraction, if the denominator is larger than the numerator, this is called ___
A) potent fraction
B) mixed fraction
C) improper fraction
D) proper fraction
- 8. Express 675000000 in a standard form.
A) 6.75×106
B) 6.75×107
C) 6.75×105
D) 6.75×108
- 9. Express 0.000000000347 in standard form
A) 3.47×10-9
B) 3.47×10-10
C) 3.47×10-8
D) 47×10-10
- 10. Change 3 x 3 x r x r x r x r x r into index form
A) 32 x r5
B) 32 x r4
C) 9 x r5
D) 32 x r3
- 11. Express 18 as a product of its prime factors
A) 2 x 2 x 3 x 3 = 22 x 32
B) 3 x 3 = 32
C) 2 x 2 x 3 = 22 x 3
D) 2 x 3 x 3 = 2 x 32
- 12. Find the HCF of 36 and 60
A) 12
B) 14
C) 18
D) 16
- 14. Find the square root of 25
A) 5
B) 20
C) 10
D) 15
- 16. Convert 3/4 to percentage
A) 25
B) 75
C) 65
D) 55
- 17. Find the simple interest on N500 for 2 years at the rate of 2%
A) N10
B) N30
C) N40
D) N20
- 18. Round-off 9324 to 1 significant figure.
A) 9.300
B) 0.9
C) 9000
D) 9
- 19. What is the multiplicative inverse of 11/20?
A) 1/2
B) 2/20
C) 20/11
D) 20/2
A) abba – bb
B) aba – abb
C) aa – aba
D) bb – aba
- 21. Express ratio 5:25 in its lowest form.
A) 1:20
B) 1:5
C) 2:3
D) 2:5
- 22. Which one is a Pythagoras’s rule?
A) b2 = a2 + a2
B) c2 = a2 + b2
C) c2 = c2 + b2
D) c2 = b2 – 2a
- 23. Which of the following is a Pythagorean triple?
A) 13, 35, 37
B) 2, 9, 11
C) 21, 22, 23
D) 12, 35, 37
- 24. A right-angled triangle is a triangle with which of the following angles?
A) 270o
B) 90o
C) 180o
D) 360o
- 25. Bearing is measured in ____
A) the wile direction
B) the clockwise direction
C) the upward direction
D) the anticlockwise direction
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