Change pack
Lintel
Mar 31 - Apr 6
25 questions
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1.
Number
Write 39,000 in standard form
Answer: 3.9 × 104
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2.
Algebra
Factorise: x² - 4x - 12
Answer: (x + 2)(x - 6)
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3.
Geometry
Adjacent = 15cm, angle = 34°. Find opposite. Give your answer to 2 decimal places
Answer: 10.12cm
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4.
Ratio
Express the first part of 3:14 as a fraction in simplest form
Answer: 3⁄17
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5.
Statistics
Calculate the mean of: 10, 10, 9, 10, 37, 46, 37, 11
Answer: 21.25
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1.
Number
Write 0.0073 in standard form
Answer: 7.3 × 10-3
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2.
Algebra
Factorise: x² + x - 20
Answer: (x + 5)(x - 4)
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3.
Geometry
Adjacent = 12cm, angle = 54°. Find opposite. Give your answer to 2 decimal places
Answer: 16.52cm
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4.
Ratio
£396.00 is shared between A and B in the ratio 5:4. How much does A receive?
Answer: £220.00
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5.
Statistics
Calculate the mean of: 31, 39, 5, 45, 20, 46, 11. Give your answer to 2 decimal places
Answer: 28.14
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1.
Number
Write 82,000 in standard form
Answer: 8.2 × 104
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2.
Algebra
Factorise: x² + 6x - 27
Answer: (x + 9)(x - 3)
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3.
Geometry
Hypotenuse = 20cm, angle = 56°. Find adjacent side. Give your answer to 2 decimal places
Answer: 11.18cm
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4.
Ratio
Simplify the ratio 3 hours : 30 minutes
Answer: 6:1
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5.
Statistics
Calculate the mean of: 37, 40, 15, 40, 9, 35, 40, 41. Give your answer to 2 decimal places
Answer: 32.13
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1.
Number
Write 0.013 in standard form
Answer: 1.3 × 10-2
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2.
Algebra
Factorise: x² - 2x - 99
Answer: (x + 9)(x - 11)
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3.
Geometry
Adjacent = 15cm, angle = 53°. Find opposite. Give your answer to 2 decimal places
Answer: 19.91cm
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4.
Ratio
In ratio 9:11:1, what fraction is the first part?
Answer: 3⁄7
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5.
Statistics
The mean of 4 numbers is 30. If 3 of them are 15, 48, 38, what is the missing number?
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1.
Number
Write 0.065 in standard form
Answer: 6.5 × 10-2
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2.
Algebra
Factorise: x² + 8x + 7
Answer: (x + 7)(x + 1)
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3.
Geometry
Adjacent = 21cm, angle = 59°. Find opposite. Give your answer to 2 decimal places
Answer: 34.95cm
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4.
Ratio
Simplify: 24:24:12
Answer: 2:2:1
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5.
Statistics
Calculate the mean of: 7, 38, 11, 28, 5, 26, 33, 8
Answer: 19.5