Change pack
Lintel
Dec 10 - 16
25 questions
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1.
Number
Write 32,000 in standard form
Answer: 3.2 × 104
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2.
Algebra
Factorise: x² - 2x - 35
Answer: (x + 5)(x - 7)
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3.
Geometry
Adjacent = 12cm, angle = 55°. Find opposite. Give your answer to 2 decimal places
Answer: 17.14cm
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4.
Ratio
Black, white and yellow sweets are in the ratio 12:9:10. What fraction of the sweets are white?
Answer: 9⁄31
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5.
Statistics
Calculate the mean of: 46, 36, 25, 28, 17, 37
Answer: 31.5
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1.
Number
Write 0.000045 in standard form
Answer: 4.5 × 10-5
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2.
Algebra
Factorise: x² - 5x - 24
Answer: (x + 3)(x - 8)
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3.
Geometry
Hypotenuse = 26cm, angle = 57°. Find adjacent side. Give your answer to 2 decimal places
Answer: 14.16cm
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4.
Ratio
£224.00 is shared between A and B in the ratio 5:2. How much does A receive?
Answer: £160.00
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5.
Statistics
The mean of 5 numbers is 33. If 4 of them are 46, 37, 26, 30, what is the missing number?
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1.
Number
Write 45,000,000 in standard form
Answer: 4.5 × 107
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2.
Algebra
Factorise: x² + 7x - 8
Answer: (x + 8)(x - 1)
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3.
Geometry
Adjacent = 28cm, angle = 51°. Find opposite. Give your answer to 2 decimal places
Answer: 34.58cm
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4.
Ratio
Simplify the ratio 3kg : 850g
Answer: 60:17
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5.
Statistics
The mean of 5 numbers is 32. If 4 of them are 44, 18, 23, 48, what is the missing number?
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1.
Number
Write 0.0068 in standard form
Answer: 6.8 × 10-3
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2.
Algebra
Factorise: x² + 3x - 18
Answer: (x + 6)(x - 3)
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3.
Geometry
Hypotenuse = 26cm, angle = 37°. Find adjacent side. Give your answer to 2 decimal places
Answer: 20.76cm
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4.
Ratio
£304.00 is shared between A and B in the ratio 5:3. How much does A receive?
Answer: £190.00
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5.
Statistics
Calculate the mean of: 16, 16, 20, 30, 33, 8, 50, 28. Give your answer to 2 decimal places
Answer: 25.13
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1.
Number
Write 0.0009 in standard form
Answer: 9 × 10-4
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2.
Algebra
Factorise: x² - 6x - 16
Answer: (x + 2)(x - 8)
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3.
Geometry
Hypotenuse = 27cm, angle = 26°. Find adjacent side. Give your answer to 2 decimal places
Answer: 24.27cm
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4.
Ratio
Divide 125 in the ratio 1:2:2
Answer: 25, 50 and 50
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5.
Statistics
The mean of 6 numbers is 39. If 5 of them are 16, 50, 41, 42, 50, what is the missing number?