Change pack
Lintel
Sep 25 - Oct 1
25 questions
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1.
Number
Write 0.00089 in standard form
Answer: 8.9 × 10-4
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2.
Algebra
Factorise: x² - 19x + 90
Answer: (x - 9)(x - 10)
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3.
Geometry
Hypotenuse = 33cm, angle = 51°. Find adjacent side. Give your answer to 2 decimal places
Answer: 20.77cm
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4.
Ratio
In ratio 5:5:9, what fraction is the first part?
Answer: 5⁄19
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5.
Statistics
The mean of 4 numbers is 34. If 3 of them are 27, 25, 33, what is the missing number?
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1.
Number
Write 19,000,000 in standard form
Answer: 1.9 × 107
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2.
Algebra
Factorise: x² + 7x - 8
Answer: (x + 8)(x - 1)
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3.
Geometry
Adjacent = 12cm, angle = 40°. Find opposite. Give your answer to 2 decimal places
Answer: 10.07cm
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4.
Ratio
In ratio 11:11:5, what fraction is the third part?
Answer: 5⁄27
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5.
Statistics
The mean of 5 numbers is 36. If 4 of them are 24, 39, 21, 45, what is the missing number?
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1.
Number
Write 0.0078 in standard form
Answer: 7.8 × 10-3
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2.
Algebra
Factorise: x² + 4x - 45
Answer: (x + 9)(x - 5)
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3.
Geometry
Hypotenuse = 38cm, angle = 49°. Find adjacent side. Give your answer to 2 decimal places
Answer: 24.93cm
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4.
Ratio
Simplify the ratio 1 hour : 50 minutes
Answer: 6:5
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5.
Statistics
Calculate the mean of: 44, 46, 50, 35, 13, 33, 19, 24
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1.
Number
Write 0.00003 in standard form
Answer: 3 × 10-5
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2.
Algebra
Factorise: x² - 5x - 6
Answer: (x + 1)(x - 6)
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3.
Geometry
Hypotenuse = 35cm, angle = 62°. Find adjacent side. Give your answer to 2 decimal places
Answer: 16.43cm
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4.
Ratio
£230.00 is shared between A and B in the ratio 3:2. How much does A receive?
Answer: £138.00
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5.
Statistics
Calculate the mean of: 18, 42, 19, 10, 23, 33, 29. Give your answer to 2 decimal places
Answer: 24.86
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1.
Number
Write 29,000 in standard form
Answer: 2.9 × 104
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2.
Algebra
Factorise: x² + 9x - 10
Answer: (x + 10)(x - 1)
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3.
Geometry
Adjacent = 29cm, angle = 50°. Find opposite. Give your answer to 2 decimal places
Answer: 34.56cm
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4.
Ratio
Simplify the ratio 5 litres : 950 ml
Answer: 100:19
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5.
Statistics
The mean of 4 numbers is 25. If 3 of them are 20, 22, 31, what is the missing number?