Change pack
Lintel
Jul 13 - 19
25 questions
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1.
Number
Write 0.000098 in standard form
Answer: 9.8 × 10-5
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2.
Algebra
Factorise: x² - 6x - 40
Answer: (x + 4)(x - 10)
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3.
Geometry
Hypotenuse = 19cm, angle = 32°. Find adjacent side. Give your answer to 2 decimal places
Answer: 16.11cm
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4.
Ratio
Simplify the ratio 1 litre : 850 ml
Answer: 20:17
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5.
Statistics
The mean of 4 numbers is 29. If 3 of them are 34, 38, 37, what is the missing number?
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1.
Number
Write 0.00081 in standard form
Answer: 8.1 × 10-4
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2.
Algebra
Factorise: x² - 2x - 63
Answer: (x + 7)(x - 9)
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3.
Geometry
Hypotenuse = 21cm, angle = 40°. Find adjacent side. Give your answer to 2 decimal places
Answer: 16.09cm
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4.
Ratio
Simplify: 16:24:16
Answer: 2:3:2
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5.
Statistics
Calculate the mean of: 27, 14, 34, 13, 29, 32. Give your answer to 2 decimal places
Answer: 24.83
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1.
Number
Write 5,400,000 in standard form
Answer: 5.4 × 106
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2.
Algebra
Factorise: x² + 14x + 49
Answer: (x + 7)(x + 7)
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3.
Geometry
Adjacent = 19cm, angle = 59°. Find opposite. Give your answer to 2 decimal places
Answer: 31.62cm
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4.
Ratio
Simplify: 12:8:12
Answer: 3:2:3
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5.
Statistics
The mean of 4 numbers is 38. If 3 of them are 33, 32, 27, what is the missing number?
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1.
Number
Write 0.000019 in standard form
Answer: 1.9 × 10-5
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2.
Algebra
Factorise: x² - 7x - 18
Answer: (x + 2)(x - 9)
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3.
Geometry
Hypotenuse = 35cm, angle = 32°. Find adjacent side. Give your answer to 2 decimal places
Answer: 29.68cm
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4.
Ratio
Divide 189 in the ratio 4:3:2
Answer: 84, 63 and 42
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5.
Statistics
The mean of 5 numbers is 29. If 4 of them are 34, 46, 28, 18, what is the missing number?
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1.
Number
Write 7,700,000 in standard form
Answer: 7.7 × 106
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2.
Algebra
Factorise: x² - x - 90
Answer: (x + 9)(x - 10)
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3.
Geometry
Adjacent = 28cm, angle = 38°. Find opposite. Give your answer to 2 decimal places
Answer: 21.88cm
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4.
Ratio
Simplify: 8:10:6
Answer: 4:5:3
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5.
Statistics
Calculate the mean of: 40, 40, 10, 36, 45, 46, 49