Change pack
Lintel
Dec 12 - 18
25 questions
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1.
Number
Write 0.0068 in standard form
Answer: 6.8 × 10-3
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2.
Algebra
Factorise: x² - x - 90
Answer: (x + 9)(x - 10)
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3.
Geometry
Hypotenuse = 26cm, angle = 32°. Find adjacent side. Give your answer to 2 decimal places
Answer: 22.05cm
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4.
Ratio
Simplify: 12:24:16
Answer: 3:6:4
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5.
Statistics
Calculate the mean of: 43, 33, 8, 46, 6, 40. Give your answer to 2 decimal places
Answer: 29.33
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1.
Number
Write 360,000 in standard form
Answer: 3.6 × 105
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2.
Algebra
Factorise: x² - 4x - 32
Answer: (x + 4)(x - 8)
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3.
Geometry
Adjacent = 24cm, angle = 50°. Find opposite. Give your answer to 2 decimal places
Answer: 28.6cm
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4.
Ratio
Express the second part of 9:5 as a fraction in simplest form
Answer: 5⁄14
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5.
Statistics
The mean of 5 numbers is 35. If 4 of them are 39, 40, 44, 29, what is the missing number?
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1.
Number
Write 5,500,000 in standard form
Answer: 5.5 × 106
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2.
Algebra
Factorise: x² + 10x + 24
Answer: (x + 6)(x + 4)
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3.
Geometry
Adjacent = 18cm, angle = 39°. Find opposite. Give your answer to 2 decimal places
Answer: 14.58cm
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4.
Ratio
Black, white and yellow counters are in the ratio 7:10:1. What fraction of the counters are yellow?
Answer: 1⁄18
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5.
Statistics
Calculate the mean of: 20, 30, 5, 46, 29, 29, 16, 17
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1.
Number
Write 0.086 in standard form
Answer: 8.6 × 10-2
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2.
Algebra
Factorise: x² - 6x - 40
Answer: (x + 4)(x - 10)
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3.
Geometry
Hypotenuse = 35cm, angle = 63°. Find adjacent side. Give your answer to 2 decimal places
Answer: 15.89cm
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4.
Ratio
In ratio 11:3:1, what fraction is the third part?
Answer: 1⁄15
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5.
Statistics
The mean of 4 numbers is 39. If 3 of them are 29, 47, 43, what is the missing number?
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1.
Number
Write 91,000 in standard form
Answer: 9.1 × 104
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2.
Algebra
Factorise: x² - 3x - 70
Answer: (x + 7)(x - 10)
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3.
Geometry
Adjacent = 14cm, angle = 48°. Find opposite. Give your answer to 2 decimal places
Answer: 15.55cm
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4.
Ratio
£315.00 is shared between A and B in the ratio 4:5. How much does A receive?
Answer: £140.00
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5.
Statistics
The mean of 4 numbers is 35. If 3 of them are 28, 25, 41, what is the missing number?