Change pack
Lintel
Oct 23 - 29
25 questions
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1.
Number
Write 0.052 in standard form
Answer: 5.2 × 10-2
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2.
Algebra
Factorise: x² + x - 56
Answer: (x + 8)(x - 7)
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3.
Geometry
Hypotenuse = 33cm, angle = 25°. Find adjacent side. Give your answer to 2 decimal places
Answer: 29.91cm
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4.
Ratio
In ratio 8:5:1, what fraction is the second part?
Answer: 5⁄14
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5.
Statistics
Calculate the mean of: 24, 26, 13, 42, 43, 14, 48
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1.
Number
Write 0.0004 in standard form
Answer: 4 × 10-4
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2.
Algebra
Factorise: x² - 3x - 4
Answer: (x + 1)(x - 4)
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3.
Geometry
Hypotenuse = 30cm, angle = 60°. Find adjacent side
Answer: 15cm
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4.
Ratio
Divide 90 in the ratio 1:4:4
Answer: 10, 40 and 40
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5.
Statistics
The mean of 5 numbers is 29. If 4 of them are 25, 49, 37, 24, what is the missing number?
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1.
Number
Write 920,000 in standard form
Answer: 9.2 × 105
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2.
Algebra
Factorise: x² - 8x - 20
Answer: (x + 2)(x - 10)
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3.
Geometry
Adjacent = 24cm, angle = 55°. Find opposite. Give your answer to 2 decimal places
Answer: 34.28cm
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4.
Ratio
Express the second part of 15:10 as a fraction in simplest form
Answer: 2⁄5
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5.
Statistics
Calculate the mean of: 49, 10, 37, 9, 20, 19, 5, 25
Answer: 21.75
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1.
Number
Write 0.00004 in standard form
Answer: 4 × 10-5
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2.
Algebra
Factorise: x² - x - 110
Answer: (x + 10)(x - 11)
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3.
Geometry
Hypotenuse = 34cm, angle = 35°. Find adjacent side. Give your answer to 2 decimal places
Answer: 27.85cm
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4.
Ratio
Simplify: 12:8:10
Answer: 6:4:5
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5.
Statistics
Calculate the mean of: 12, 40, 5, 23, 32, 10, 32
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1.
Number
Write 70,000,000 in standard form
Answer: 7 × 107
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2.
Algebra
Factorise: x² - 7x - 30
Answer: (x + 3)(x - 10)
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3.
Geometry
Adjacent = 11cm, angle = 45°. Find opposite
Answer: 11cm
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4.
Ratio
Orange and purple marbles are in the ratio 11:6. What fraction of the marbles are purple?
Answer: 6⁄17
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5.
Statistics
The mean of 4 numbers is 40. If 3 of them are 40, 28, 44, what is the missing number?