Change pack
Lintel
Apr 18 - 24
25 questions
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1.
Number
Write 0.0006 in standard form
Answer: 6 × 10-4
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2.
Algebra
Factorise: x² + 2x - 80
Answer: (x + 10)(x - 8)
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3.
Geometry
Adjacent = 30cm, angle = 41°. Find opposite. Give your answer to 2 decimal places
Answer: 26.08cm
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4.
Ratio
Simplify: 6:10:6
Answer: 3:5:3
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5.
Statistics
The mean of 6 numbers is 37. If 5 of them are 28, 38, 30, 35, 22, what is the missing number?
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1.
Number
Write 520,000,000 in standard form
Answer: 5.2 × 108
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2.
Algebra
Factorise: x² + 9x - 10
Answer: (x + 10)(x - 1)
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3.
Geometry
Hypotenuse = 25cm, angle = 25°. Find adjacent side. Give your answer to 2 decimal places
Answer: 22.66cm
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4.
Ratio
Simplify: 8:8:16
Answer: 1:1:2
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5.
Statistics
Calculate the mean of: 17, 47, 15, 21, 42, 10, 9, 43
Answer: 25.5
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1.
Number
Write 0.031 in standard form
Answer: 3.1 × 10-2
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2.
Algebra
Factorise: x² - x - 72
Answer: (x + 8)(x - 9)
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3.
Geometry
Adjacent = 12cm, angle = 58°. Find opposite. Give your answer to 2 decimal places
Answer: 19.2cm
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4.
Ratio
Divide 168 in the ratio 3:2:2
Answer: 72, 48 and 48
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5.
Statistics
The mean of 6 numbers is 22. If 5 of them are 23, 28, 32, 22, 20, 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 - 5x - 66
Answer: (x + 6)(x - 11)
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3.
Geometry
Hypotenuse = 18cm, angle = 64°. Find adjacent side. Give your answer to 2 decimal places
Answer: 7.89cm
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4.
Ratio
Divide 117 in the ratio 4:1:4
Answer: 52, 13 and 52
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5.
Statistics
Calculate the mean of: 19, 7, 29, 12, 6, 14, 5. Give your answer to 2 decimal places
Answer: 13.14
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1.
Number
Write 0.00017 in standard form
Answer: 1.7 × 10-4
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2.
Algebra
Factorise: x² - 3x - 10
Answer: (x + 2)(x - 5)
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3.
Geometry
Adjacent = 15cm, angle = 51°. Find opposite. Give your answer to 2 decimal places
Answer: 18.52cm
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4.
Ratio
Simplify: 6:18:18
Answer: 1:3:3
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5.
Statistics
Calculate the mean of: 15, 17, 45, 19, 5, 36. Give your answer to 2 decimal places
Answer: 22.83