Change pack
Lintel
Jul 28 - Aug 3
25 questions
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1.
Number
Write 0.0074 in standard form
Answer: 7.4 × 10-3
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2.
Algebra
Factorise: x² - 12x + 27
Answer: (x - 3)(x - 9)
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3.
Geometry
Adjacent = 19cm, angle = 49°. Find opposite. Give your answer to 2 decimal places
Answer: 21.86cm
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4.
Ratio
£360.00 is shared between A and B in the ratio 5:3. How much does A receive?
Answer: £225.00
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5.
Statistics
The mean of 4 numbers is 36. If 3 of them are 37, 37, 49, what is the missing number?
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1.
Number
Write 77,000,000 in standard form
Answer: 7.7 × 107
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2.
Algebra
Factorise: x² + 5x - 6
Answer: (x + 6)(x - 1)
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3.
Geometry
Hypotenuse = 30cm, angle = 57°. Find adjacent side. Give your answer to 2 decimal places
Answer: 16.34cm
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4.
Ratio
In ratio 6:12:3, what fraction is the second part?
Answer: 4⁄7
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5.
Statistics
Calculate the mean of: 26, 10, 30, 25, 17, 17, 16, 9
Answer: 18.75
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1.
Number
Write 23,000 in standard form
Answer: 2.3 × 104
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2.
Algebra
Factorise: x² + 6x - 16
Answer: (x + 8)(x - 2)
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3.
Geometry
Adjacent = 16cm, angle = 58°. Find opposite. Give your answer to 2 decimal places
Answer: 25.61cm
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4.
Ratio
In ratio 9:8:7, what fraction is the first part?
Answer: 3⁄8
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5.
Statistics
Calculate the mean of: 12, 21, 18, 19, 41, 14, 11. Give your answer to 2 decimal places
Answer: 19.43
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1.
Number
Write 0.00057 in standard form
Answer: 5.7 × 10-4
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2.
Algebra
Factorise: x² + 3x - 108
Answer: (x + 12)(x - 9)
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3.
Geometry
Hypotenuse = 22cm, angle = 62°. Find adjacent side. Give your answer to 2 decimal places
Answer: 10.33cm
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4.
Ratio
In ratio 4:4:2, what fraction is the first part?
Answer: 2⁄5
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5.
Statistics
The mean of 5 numbers is 30. If 4 of them are 20, 21, 20, 26, what is the missing number?
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1.
Number
Write 790,000 in standard form
Answer: 7.9 × 105
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2.
Algebra
Factorise: x² + 7x - 30
Answer: (x + 10)(x - 3)
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3.
Geometry
Hypotenuse = 33cm, angle = 46°. Find adjacent side. Give your answer to 2 decimal places
Answer: 22.92cm
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4.
Ratio
Divide 216 in the ratio 1:3:4
Answer: 27, 81 and 108
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5.
Statistics
Calculate the mean of: 10, 40, 35, 31, 23, 35, 50, 21. Give your answer to 2 decimal places
Answer: 30.63