Change pack
Lintel
Aug 21 - 27
25 questions
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1.
Number
Write 9,000,000 in standard form
Answer: 9 × 106
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2.
Algebra
Factorise: x² + x - 6
Answer: (x + 3)(x - 2)
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3.
Geometry
Adjacent = 26cm, angle = 36°. Find opposite. Give your answer to 2 decimal places
Answer: 18.89cm
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4.
Ratio
In ratio 5:4:8, what fraction is the first part?
Answer: 5⁄17
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5.
Statistics
Calculate the mean of: 13, 20, 29, 13, 12, 26. Give your answer to 2 decimal places
Answer: 18.83
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1.
Number
Write 0.000088 in standard form
Answer: 8.8 × 10-5
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2.
Algebra
Factorise: x² - 7x - 8
Answer: (x + 1)(x - 8)
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3.
Geometry
Hypotenuse = 27cm, angle = 33°. Find adjacent side. Give your answer to 2 decimal places
Answer: 22.64cm
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4.
Ratio
£198.00 is shared between A and B in the ratio 1:2. How much does A receive?
Answer: £66.00
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5.
Statistics
Calculate the mean of: 22, 41, 32, 16, 26, 40
Answer: 29.5
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1.
Number
Write 63,000 in standard form
Answer: 6.3 × 104
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2.
Algebra
Factorise: x² - 9x - 36
Answer: (x + 3)(x - 12)
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3.
Geometry
Adjacent = 17cm, angle = 31°. Find opposite. Give your answer to 2 decimal places
Answer: 10.21cm
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4.
Ratio
Black, white and yellow beads are in the ratio 3:11:10. What fraction of the beads are yellow?
Answer: 5⁄12
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5.
Statistics
The mean of 4 numbers is 34. If 3 of them are 31, 36, 50, what is the missing number?
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1.
Number
Write 29,000,000 in standard form
Answer: 2.9 × 107
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2.
Algebra
Factorise: x² - 3x - 70
Answer: (x + 7)(x - 10)
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3.
Geometry
Adjacent = 16cm, angle = 36°. Find opposite. Give your answer to 2 decimal places
Answer: 11.62cm
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4.
Ratio
Divide 232 in the ratio 1:4:3
Answer: 29, 116 and 87
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5.
Statistics
Calculate the mean of: 36, 46, 21, 30, 9, 18, 22
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1.
Number
Write 0.0083 in standard form
Answer: 8.3 × 10-3
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2.
Algebra
Factorise: x² - 7x - 30
Answer: (x + 3)(x - 10)
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3.
Geometry
Hypotenuse = 40cm, angle = 30°. Find adjacent side. Give your answer to 2 decimal places
Answer: 34.64cm
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4.
Ratio
Simplify: 12:16:24
Answer: 3:4:6
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5.
Statistics
The mean of 4 numbers is 31. If 3 of them are 42, 24, 29, what is the missing number?