Change pack
Lintel
May 30 - Jun 5
25 questions
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1.
Number
Write 1,200,000 in standard form
Answer: 1.2 × 106
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2.
Algebra
Factorise: x² - 2x - 80
Answer: (x + 8)(x - 10)
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3.
Geometry
Adjacent = 13cm, angle = 40°. Find opposite. Give your answer to 2 decimal places
Answer: 10.91cm
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4.
Ratio
Simplify: 4:10:6
Answer: 2:5:3
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5.
Statistics
The mean of 5 numbers is 38. If 4 of them are 40, 29, 26, 44, what is the missing number?
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1.
Number
Write 0.0089 in standard form
Answer: 8.9 × 10-3
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2.
Algebra
Factorise: x² + 9x - 10
Answer: (x + 10)(x - 1)
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3.
Geometry
Hypotenuse = 27cm, angle = 49°. Find adjacent side. Give your answer to 2 decimal places
Answer: 17.71cm
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4.
Ratio
Simplify: 15:12:9
Answer: 5:4:3
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5.
Statistics
Calculate the mean of: 46, 38, 31, 22, 32, 13, 42
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1.
Number
Write 0.0087 in standard form
Answer: 8.7 × 10-3
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2.
Algebra
Factorise: x² + 4x - 5
Answer: (x + 5)(x - 1)
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3.
Geometry
Adjacent = 12cm, angle = 32°. Find opposite. Give your answer to 2 decimal places
Answer: 7.5cm
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4.
Ratio
Black and white sweets are in the ratio 2:13. What fraction of the sweets are black?
Answer: 2⁄15
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5.
Statistics
The mean of 5 numbers is 24. If 4 of them are 15, 23, 16, 38, what is the missing number?
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1.
Number
Write 720,000 in standard form
Answer: 7.2 × 105
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2.
Algebra
Factorise: x² + 2x - 48
Answer: (x + 8)(x - 6)
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3.
Geometry
Hypotenuse = 35cm, angle = 63°. Find adjacent side. Give your answer to 2 decimal places
Answer: 15.89cm
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4.
Ratio
Divide 189 in the ratio 1:3:3
Answer: 27, 81 and 81
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5.
Statistics
The mean of 4 numbers is 37. If 3 of them are 48, 22, 43, what is the missing number?
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1.
Number
Write 0.000099 in standard form
Answer: 9.9 × 10-5
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2.
Algebra
Factorise: x² - 3x - 40
Answer: (x + 5)(x - 8)
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3.
Geometry
Adjacent = 17cm, angle = 50°. Find opposite. Give your answer to 2 decimal places
Answer: 20.26cm
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4.
Ratio
Divide 270 in the ratio 3:4:3
Answer: 81, 108 and 81
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5.
Statistics
Calculate the mean of: 14, 29, 26, 50, 15, 30, 27, 13
Answer: 25.5