Change pack
Lintel
Jul 24 - 30
25 questions
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1.
Number
Write 0.000084 in standard form
Answer: 8.4 × 10-5
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2.
Algebra
Factorise: x² + 7x - 18
Answer: (x + 9)(x - 2)
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3.
Geometry
Adjacent = 18cm, angle = 37°. Find opposite. Give your answer to 2 decimal places
Answer: 13.56cm
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4.
Ratio
Divide 138 in the ratio 3:1:2
Answer: 69, 23 and 46
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5.
Statistics
Calculate the mean of: 42, 36, 20, 6, 47, 12. Give your answer to 2 decimal places
Answer: 27.17
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1.
Number
Write 400,000 in standard form
Answer: 4 × 105
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2.
Algebra
Factorise: x² + x - 72
Answer: (x + 9)(x - 8)
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3.
Geometry
Hypotenuse = 28cm, angle = 45°. Find adjacent side. Give your answer to 2 decimal places
Answer: 19.8cm
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4.
Ratio
Simplify: 16:16:24
Answer: 2:2:3
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5.
Statistics
The mean of 4 numbers is 23. If 3 of them are 24, 19, 18, what is the missing number?
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1.
Number
Write 0.0051 in standard form
Answer: 5.1 × 10-3
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2.
Algebra
Factorise: x² - 8x - 9
Answer: (x + 1)(x - 9)
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3.
Geometry
Adjacent = 29cm, angle = 55°. Find opposite. Give your answer to 2 decimal places
Answer: 41.42cm
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4.
Ratio
Simplify: 15:12:18
Answer: 5:4:6
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5.
Statistics
The mean of 4 numbers is 27. If 3 of them are 29, 26, 38, what is the missing number?
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1.
Number
Write 43,000 in standard form
Answer: 4.3 × 104
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2.
Algebra
Factorise: x² - x - 72
Answer: (x + 8)(x - 9)
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3.
Geometry
Hypotenuse = 38cm, angle = 55°. Find adjacent side. Give your answer to 2 decimal places
Answer: 21.8cm
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4.
Ratio
Express the first part of 14:6 as a fraction in simplest form
Answer: 7⁄10
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5.
Statistics
Calculate the mean of: 13, 38, 12, 36, 28, 28, 31. Give your answer to 2 decimal places
Answer: 26.57
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1.
Number
Write 6,100,000 in standard form
Answer: 6.1 × 106
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2.
Algebra
Factorise: x² + 5x - 36
Answer: (x + 9)(x - 4)
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3.
Geometry
Hypotenuse = 30cm, angle = 52°. Find adjacent side. Give your answer to 2 decimal places
Answer: 18.47cm
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4.
Ratio
Simplify: 4:6:12
Answer: 2:3:6
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5.
Statistics
Calculate the mean of: 37, 26, 36, 45, 15, 19, 39, 9
Answer: 28.25