Change pack
Lintel
Aug 15 - 21
25 questions
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1.
Number
Write 5,700,000 in standard form
Answer: 5.7 × 106
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2.
Algebra
Factorise: x² - 3x - 70
Answer: (x + 7)(x - 10)
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3.
Geometry
Hypotenuse = 28cm, angle = 57°. Find adjacent side. Give your answer to 2 decimal places
Answer: 15.25cm
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4.
Ratio
Simplify the ratio 1 litre : 300 ml
Answer: 10:3
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5.
Statistics
Calculate the mean of: 25, 6, 12, 21, 11, 28. Give your answer to 2 decimal places
Answer: 17.17
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1.
Number
Write 0.00088 in standard form
Answer: 8.8 × 10-4
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2.
Algebra
Factorise: x² + x - 72
Answer: (x + 9)(x - 8)
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3.
Geometry
Adjacent = 11cm, angle = 31°. Find opposite. Give your answer to 2 decimal places
Answer: 6.61cm
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4.
Ratio
Red, blue and green marbles are in the ratio 8:9:12. What fraction of the marbles are green?
Answer: 12⁄29
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5.
Statistics
Calculate the mean of: 34, 23, 13, 43, 40, 32, 49, 15. Give your answer to 2 decimal places
Answer: 31.13
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1.
Number
Write 2,000,000 in standard form
Answer: 2 × 106
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2.
Algebra
Factorise: x² + 7x - 18
Answer: (x + 9)(x - 2)
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3.
Geometry
Hypotenuse = 39cm, angle = 29°. Find adjacent side. Give your answer to 2 decimal places
Answer: 34.11cm
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4.
Ratio
£273.00 is shared between A and B in the ratio 2:5. How much does A receive?
Answer: £78.00
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5.
Statistics
The mean of 5 numbers is 32. If 4 of them are 24, 19, 30, 41, what is the missing number?
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1.
Number
Write 9,600,000 in standard form
Answer: 9.6 × 106
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2.
Algebra
Factorise: x² + 3x - 10
Answer: (x + 5)(x - 2)
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3.
Geometry
Hypotenuse = 25cm, angle = 27°. Find adjacent side. Give your answer to 2 decimal places
Answer: 22.28cm
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4.
Ratio
Orange, purple and pink sweets are in the ratio 12:7:12. What fraction of the sweets are orange?
Answer: 12⁄31
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5.
Statistics
The mean of 6 numbers is 32. If 5 of them are 18, 35, 46, 22, 50, what is the missing number?
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1.
Number
Write 0.0023 in standard form
Answer: 2.3 × 10-3
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2.
Algebra
Factorise: x² - 4x + 4
Answer: (x - 2)(x - 2)
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3.
Geometry
Adjacent = 23cm, angle = 48°. Find opposite. Give your answer to 2 decimal places
Answer: 25.54cm
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4.
Ratio
Simplify the ratio 3 litres : 50 ml
Answer: 60:1
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5.
Statistics
Calculate the mean of: 13, 28, 9, 34, 42, 29. Give your answer to 2 decimal places
Answer: 25.83