Change pack
Lintel
Mar 3 - 9
25 questions
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1.
Number
Write 26,000 in standard form
Answer: 2.6 × 104
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2.
Algebra
Factorise: x² - 2x - 48
Answer: (x + 6)(x - 8)
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3.
Geometry
Adjacent = 20cm, angle = 30°. Find opposite. Give your answer to 2 decimal places
Answer: 11.55cm
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4.
Ratio
£120.00 is shared between A and B in the ratio 3:2. How much does A receive?
Answer: £72.00
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5.
Statistics
Calculate the mean of: 10, 7, 26, 15, 15, 6, 26, 36. Give your answer to 2 decimal places
Answer: 17.63
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1.
Number
Write 5,900,000 in standard form
Answer: 5.9 × 106
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2.
Algebra
Factorise: x² - x - 90
Answer: (x + 9)(x - 10)
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3.
Geometry
Adjacent = 23cm, angle = 41°. Find opposite. Give your answer to 2 decimal places
Answer: 19.99cm
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4.
Ratio
Express the second part of 10:5 as a fraction in simplest form
Answer: 1⁄3
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5.
Statistics
The mean of 4 numbers is 28. If 3 of them are 35, 46, 25, what is the missing number?
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1.
Number
Write 0.062 in standard form
Answer: 6.2 × 10-2
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2.
Algebra
Factorise: x² + 18x + 81
Answer: (x + 9)(x + 9)
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3.
Geometry
Hypotenuse = 36cm, angle = 31°. Find adjacent side. Give your answer to 2 decimal places
Answer: 30.86cm
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4.
Ratio
Simplify: 9:6:15
Answer: 3:2:5
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5.
Statistics
Calculate the mean of: 19, 15, 11, 8, 48, 44, 26, 8. Give your answer to 2 decimal places
Answer: 22.38
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1.
Number
Write 53,000,000 in standard form
Answer: 5.3 × 107
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2.
Algebra
Factorise: x² - 2x - 35
Answer: (x + 5)(x - 7)
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3.
Geometry
Adjacent = 12cm, angle = 43°. Find opposite. Give your answer to 2 decimal places
Answer: 11.19cm
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4.
Ratio
Black and white sweets are in the ratio 10:9. What fraction of the sweets are black?
Answer: 10⁄19
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5.
Statistics
Calculate the mean of: 21, 20, 41, 20, 21, 15, 47, 10. Give your answer to 2 decimal places
Answer: 24.38
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1.
Number
Write 0.0082 in standard form
Answer: 8.2 × 10-3
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2.
Algebra
Factorise: x² - 5x - 6
Answer: (x + 1)(x - 6)
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3.
Geometry
Hypotenuse = 24cm, angle = 35°. Find adjacent side. Give your answer to 2 decimal places
Answer: 19.66cm
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4.
Ratio
Divide 160 in the ratio 1:1:2
Answer: 40, 40 and 80
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5.
Statistics
The mean of 4 numbers is 32. If 3 of them are 26, 41, 40, what is the missing number?