Change pack
Lintel
Sep 14 - 20
25 questions
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1.
Number
Write 87,000 in standard form
Answer: 8.7 × 104
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2.
Algebra
Factorise: x² + 8x + 16
Answer: (x + 4)(x + 4)
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3.
Geometry
Hypotenuse = 30cm, angle = 52°. Find adjacent side. Give your answer to 2 decimal places
Answer: 18.47cm
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4.
Ratio
Simplify the ratio 5m : 65cm
Answer: 100:13
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5.
Statistics
Calculate the mean of: 47, 17, 28, 7, 46, 31, 16, 22
Answer: 26.75
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1.
Number
Write 0.00088 in standard form
Answer: 8.8 × 10-4
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2.
Algebra
Factorise: x² + 5x - 50
Answer: (x + 10)(x - 5)
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3.
Geometry
Adjacent = 23cm, angle = 44°. Find opposite. Give your answer to 2 decimal places
Answer: 22.21cm
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4.
Ratio
£252.00 is shared between A and B in the ratio 5:2. How much does A receive?
Answer: £180.00
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5.
Statistics
The mean of 5 numbers is 29. If 4 of them are 31, 24, 18, 48, what is the missing number?
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1.
Number
Write 2,500,000 in standard form
Answer: 2.5 × 106
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2.
Algebra
Factorise: x² - x - 42
Answer: (x + 6)(x - 7)
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3.
Geometry
Hypotenuse = 29cm, angle = 52°. Find adjacent side. Give your answer to 2 decimal places
Answer: 17.85cm
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4.
Ratio
In ratio 6:4:4, what fraction is the first part?
Answer: 3⁄7
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5.
Statistics
The mean of 6 numbers is 37. If 5 of them are 49, 35, 46, 47, 27, what is the missing number?
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1.
Number
Write 0.052 in standard form
Answer: 5.2 × 10-2
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2.
Algebra
Factorise: x² + 9x + 14
Answer: (x + 7)(x + 2)
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3.
Geometry
Adjacent = 30cm, angle = 60°. Find opposite. Give your answer to 2 decimal places
Answer: 51.96cm
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4.
Ratio
Orange, purple and pink marbles are in the ratio 8:1:12. What fraction of the marbles are pink?
Answer: 4⁄7
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5.
Statistics
Calculate the mean of: 27, 22, 31, 23, 11, 29, 41. Give your answer to 2 decimal places
Answer: 26.29
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1.
Number
Write 0.003 in standard form
Answer: 3 × 10-3
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2.
Algebra
Factorise: x² - 10x - 11
Answer: (x + 1)(x - 11)
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3.
Geometry
Adjacent = 12cm, angle = 42°. Find opposite. Give your answer to 2 decimal places
Answer: 10.8cm
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4.
Ratio
In ratio 8:2:12, what fraction is the second part?
Answer: 1⁄11
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5.
Statistics
Calculate the mean of: 50, 41, 42, 14, 11, 44, 14, 40