Change pack
Lintel
Jul 11 - 17
25 questions
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1.
Number
Write 300,000 in standard form
Answer: 3 × 105
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2.
Algebra
Factorise: x² - 3x - 28
Answer: (x + 4)(x - 7)
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3.
Geometry
Adjacent = 28cm, angle = 41°. Find opposite. Give your answer to 2 decimal places
Answer: 24.34cm
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4.
Ratio
Express the second part of 2:5 as a fraction in simplest form
Answer: 5⁄7
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5.
Statistics
The mean of 4 numbers is 33. If 3 of them are 25, 45, 35, what is the missing number?
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1.
Number
Write 0.000015 in standard form
Answer: 1.5 × 10-5
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2.
Algebra
Factorise: x² + 4x - 5
Answer: (x + 5)(x - 1)
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3.
Geometry
Hypotenuse = 36cm, angle = 58°. Find adjacent side. Give your answer to 2 decimal places
Answer: 19.08cm
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4.
Ratio
Divide 96 in the ratio 1:2:1
Answer: 24, 48 and 24
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5.
Statistics
The mean of 5 numbers is 36. If 4 of them are 50, 47, 45, 15, what is the missing number?
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1.
Number
Write 960,000 in standard form
Answer: 9.6 × 105
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2.
Algebra
Factorise: x² - 5x + 6
Answer: (x - 2)(x - 3)
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3.
Geometry
Adjacent = 12cm, angle = 50°. Find opposite. Give your answer to 2 decimal places
Answer: 14.3cm
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4.
Ratio
Simplify: 16:12:8
Answer: 4:3:2
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5.
Statistics
Calculate the mean of: 42, 23, 17, 46, 16, 8, 6, 47. Give your answer to 2 decimal places
Answer: 25.63
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1.
Number
Write 2,600,000 in standard form
Answer: 2.6 × 106
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2.
Algebra
Factorise: x² + 4x + 3
Answer: (x + 3)(x + 1)
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3.
Geometry
Adjacent = 29cm, angle = 39°. Find opposite. Give your answer to 2 decimal places
Answer: 23.48cm
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4.
Ratio
£273.00 is shared between A and B in the ratio 2:5. How much does A receive?
Answer: £78.00
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5.
Statistics
The mean of 6 numbers is 40. If 5 of them are 38, 44, 28, 40, 46, what is the missing number?
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1.
Number
Write 0.0094 in standard form
Answer: 9.4 × 10-3
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2.
Algebra
Factorise: x² - 6x - 40
Answer: (x + 4)(x - 10)
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3.
Geometry
Hypotenuse = 34cm, angle = 45°. Find adjacent side. Give your answer to 2 decimal places
Answer: 24.04cm
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4.
Ratio
Simplify the ratio 7m : 30cm
Answer: 70:3
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5.
Statistics
Calculate the mean of: 13, 20, 9, 14, 5, 24. Give your answer to 2 decimal places
Answer: 14.17