Change pack
Lintel
Nov 22 - 28
25 questions
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1.
Number
Write 480,000,000 in standard form
Answer: 4.8 × 108
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2.
Algebra
Factorise: x² - 6x - 27
Answer: (x + 3)(x - 9)
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3.
Geometry
Adjacent = 20cm, angle = 32°. Find opposite. Give your answer to 2 decimal places
Answer: 12.5cm
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4.
Ratio
Red and blue sweets are in the ratio 5:14. What fraction of the sweets are blue?
Answer: 14⁄19
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5.
Statistics
The mean of 5 numbers is 24. If 4 of them are 19, 19, 18, 50, 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 - 2x - 63
Answer: (x + 7)(x - 9)
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3.
Geometry
Hypotenuse = 29cm, angle = 65°. Find adjacent side. Give your answer to 2 decimal places
Answer: 12.26cm
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4.
Ratio
Divide 168 in the ratio 1:4:3
Answer: 21, 84 and 63
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5.
Statistics
Calculate the mean of: 42, 5, 44, 7, 18, 50. Give your answer to 2 decimal places
Answer: 27.67
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1.
Number
Write 0.000049 in standard form
Answer: 4.9 × 10-5
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2.
Algebra
Factorise: x² + x - 6
Answer: (x + 3)(x - 2)
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3.
Geometry
Hypotenuse = 20cm, angle = 55°. Find adjacent side. Give your answer to 2 decimal places
Answer: 11.47cm
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4.
Ratio
Orange, purple and pink sweets are in the ratio 8:11:6. What fraction of the sweets are purple?
Answer: 11⁄25
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5.
Statistics
The mean of 6 numbers is 38. If 5 of them are 42, 26, 35, 22, 38, what is the missing number?
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1.
Number
Write 81,000 in standard form
Answer: 8.1 × 104
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2.
Algebra
Factorise: x² + 3x - 4
Answer: (x + 4)(x - 1)
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3.
Geometry
Adjacent = 10cm, angle = 42°. Find opposite. Give your answer to 2 decimal places
Answer: 9cm
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4.
Ratio
In ratio 10:5:1, what fraction is the first part?
Answer: 5⁄8
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5.
Statistics
Calculate the mean of: 36, 29, 37, 33, 38, 46, 31, 17. Give your answer to 2 decimal places
Answer: 33.38
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1.
Number
Write 0.000034 in standard form
Answer: 3.4 × 10-5
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2.
Algebra
Factorise: x² - 16x + 64
Answer: (x - 8)(x - 8)
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3.
Geometry
Hypotenuse = 27cm, angle = 51°. Find adjacent side. Give your answer to 2 decimal places
Answer: 16.99cm
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4.
Ratio
£350.00 is shared between A and B in the ratio 5:2. How much does A receive?
Answer: £250.00
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5.
Statistics
Calculate the mean of: 19, 37, 27, 13, 7, 19, 14. Give your answer to 2 decimal places
Answer: 19.43