Change pack
Lintel
Jun 14 - 20
25 questions
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1.
Number
Write 0.0024 in standard form
Answer: 2.4 × 10-3
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2.
Algebra
Factorise: x² + 4x - 12
Answer: (x + 6)(x - 2)
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3.
Geometry
Adjacent = 19cm, angle = 52°. Find opposite. Give your answer to 2 decimal places
Answer: 24.32cm
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4.
Ratio
Express the first part of 7:15 as a fraction in simplest form
Answer: 7⁄22
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5.
Statistics
The mean of 6 numbers is 30. If 5 of them are 40, 46, 20, 41, 23, what is the missing number?
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1.
Number
Write 74,000,000 in standard form
Answer: 7.4 × 107
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2.
Algebra
Factorise: x² + 13x + 30
Answer: (x + 10)(x + 3)
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3.
Geometry
Hypotenuse = 22cm, angle = 54°. Find adjacent side. Give your answer to 2 decimal places
Answer: 12.93cm
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4.
Ratio
Express the second part of 15:3 as a fraction in simplest form
Answer: 1⁄6
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5.
Statistics
Calculate the mean of: 25, 12, 33, 24, 20, 37, 11. Give your answer to 2 decimal places
Answer: 23.14
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1.
Number
Write 0.0071 in standard form
Answer: 7.1 × 10-3
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2.
Algebra
Factorise: x² + 10x + 16
Answer: (x + 8)(x + 2)
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3.
Geometry
Adjacent = 21cm, angle = 57°. Find opposite. Give your answer to 2 decimal places
Answer: 32.34cm
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4.
Ratio
Simplify: 8:6:8
Answer: 4:3:4
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5.
Statistics
Calculate the mean of: 27, 19, 18, 30, 11, 12, 44, 46. Give your answer to 2 decimal places
Answer: 25.88
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1.
Number
Write 57,000,000 in standard form
Answer: 5.7 × 107
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2.
Algebra
Factorise: x² + 2x - 63
Answer: (x + 9)(x - 7)
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3.
Geometry
Hypotenuse = 28cm, angle = 29°. Find adjacent side. Give your answer to 2 decimal places
Answer: 24.49cm
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4.
Ratio
Divide 60 in the ratio 2:2:1
Answer: 24, 24 and 12
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5.
Statistics
The mean of 4 numbers is 20. If 3 of them are 17, 41, 17, what is the missing number?
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1.
Number
Write 910,000 in standard form
Answer: 9.1 × 105
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2.
Algebra
Factorise: x² - 2x - 8
Answer: (x + 2)(x - 4)
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3.
Geometry
Hypotenuse = 21cm, angle = 62°. Find adjacent side. Give your answer to 2 decimal places
Answer: 9.86cm
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4.
Ratio
Orange and purple sweets are in the ratio 12:15. What fraction of the sweets are orange?
Answer: 4⁄9
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5.
Statistics
The mean of 6 numbers is 33. If 5 of them are 25, 50, 47, 39, 30, what is the missing number?