Change pack
Lintel
Oct 12 - 18
25 questions
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1.
Number
Write 61,000,000 in standard form
Answer: 6.1 × 107
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2.
Algebra
Factorise: x² - 3x - 28
Answer: (x + 4)(x - 7)
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3.
Geometry
Hypotenuse = 37cm, angle = 65°. Find adjacent side. Give your answer to 2 decimal places
Answer: 15.64cm
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4.
Ratio
Red, blue and green counters are in the ratio 8:2:4. What fraction of the counters are green?
Answer: 2⁄7
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5.
Statistics
The mean of 6 numbers is 27. If 5 of them are 16, 18, 18, 48, 28, what is the missing number?
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1.
Number
Write 0.0047 in standard form
Answer: 4.7 × 10-3
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2.
Algebra
Factorise: x² + 3x - 88
Answer: (x + 11)(x - 8)
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3.
Geometry
Adjacent = 27cm, angle = 55°. Find opposite. Give your answer to 2 decimal places
Answer: 38.56cm
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4.
Ratio
£350.00 is shared between A and B in the ratio 2:5. How much does A receive?
Answer: £100.00
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5.
Statistics
Calculate the mean of: 23, 48, 42, 32, 28, 44, 8. Give your answer to 2 decimal places
Answer: 32.14
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1.
Number
Write 0.099 in standard form
Answer: 9.9 × 10-2
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2.
Algebra
Factorise: x² - 3x - 10
Answer: (x + 2)(x - 5)
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3.
Geometry
Adjacent = 19cm, angle = 36°. Find opposite. Give your answer to 2 decimal places
Answer: 13.8cm
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4.
Ratio
Simplify: 8:10:4
Answer: 4:5:2
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5.
Statistics
The mean of 4 numbers is 25. If 3 of them are 36, 19, 28, what is the missing number?
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1.
Number
Write 130,000,000 in standard form
Answer: 1.3 × 108
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2.
Algebra
Factorise: x² - 2x - 80
Answer: (x + 8)(x - 10)
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3.
Geometry
Hypotenuse = 40cm, angle = 31°. Find adjacent side. Give your answer to 2 decimal places
Answer: 34.29cm
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4.
Ratio
Simplify: 18:15:18
Answer: 6:5:6
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5.
Statistics
Calculate the mean of: 50, 24, 44, 42, 30, 16, 37. Give your answer to 2 decimal places
Answer: 34.71
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1.
Number
Write 0.0029 in standard form
Answer: 2.9 × 10-3
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2.
Algebra
Factorise: x² - x - 56
Answer: (x + 7)(x - 8)
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3.
Geometry
Adjacent = 12cm, angle = 48°. Find opposite. Give your answer to 2 decimal places
Answer: 13.33cm
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4.
Ratio
Simplify: 15:18:12
Answer: 5:6:4
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5.
Statistics
Calculate the mean of: 44, 10, 6, 5, 7, 15, 8, 34. Give your answer to 2 decimal places
Answer: 16.13