Change pack
Lintel
Apr 12 - 18
25 questions
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1.
Number
Write 46,000 in standard form
Answer: 4.6 × 104
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2.
Algebra
Factorise: x² + 3x - 18
Answer: (x + 6)(x - 3)
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3.
Geometry
Adjacent = 12cm, angle = 32°. Find opposite. Give your answer to 2 decimal places
Answer: 7.5cm
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4.
Ratio
£156.00 is shared between A and B in the ratio 1:2. How much does A receive?
Answer: £52.00
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5.
Statistics
The mean of 5 numbers is 23. If 4 of them are 19, 18, 27, 42, what is the missing number?
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1.
Number
Write 0.057 in standard form
Answer: 5.7 × 10-2
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2.
Algebra
Factorise: x² - 5x - 66
Answer: (x + 6)(x - 11)
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3.
Geometry
Hypotenuse = 24cm, angle = 48°. Find adjacent side. Give your answer to 2 decimal places
Answer: 16.06cm
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4.
Ratio
Simplify the ratio 2 litres : 400 ml
Answer: 5:1
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5.
Statistics
Calculate the mean of: 18, 50, 13, 13, 12, 33, 29
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1.
Number
Write 0.000035 in standard form
Answer: 3.5 × 10-5
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2.
Algebra
Factorise: x² - 18x + 81
Answer: (x - 9)(x - 9)
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3.
Geometry
Hypotenuse = 39cm, angle = 35°. Find adjacent side. Give your answer to 2 decimal places
Answer: 31.95cm
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4.
Ratio
Express the second part of 13:7 as a fraction in simplest form
Answer: 7⁄20
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5.
Statistics
The mean of 4 numbers is 33. If 3 of them are 26, 17, 35, what is the missing number?
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1.
Number
Write 2,700,000 in standard form
Answer: 2.7 × 106
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2.
Algebra
Factorise: x² - 4x - 12
Answer: (x + 2)(x - 6)
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3.
Geometry
Adjacent = 15cm, angle = 53°. Find opposite. Give your answer to 2 decimal places
Answer: 19.91cm
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4.
Ratio
Orange and purple beads are in the ratio 3:5. What fraction of the beads are purple?
Answer: 5⁄8
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5.
Statistics
Calculate the mean of: 35, 20, 14, 36, 26, 49, 31, 27
Answer: 29.75
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1.
Number
Write 0.000054 in standard form
Answer: 5.4 × 10-5
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2.
Algebra
Factorise: x² - 6x - 16
Answer: (x + 2)(x - 8)
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3.
Geometry
Hypotenuse = 19cm, angle = 53°. Find adjacent side. Give your answer to 2 decimal places
Answer: 11.43cm
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4.
Ratio
Orange and purple marbles are in the ratio 4:15. What fraction of the marbles are purple?
Answer: 15⁄19
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5.
Statistics
Calculate the mean of: 22, 29, 31, 7, 21, 49, 50. Give your answer to 2 decimal places
Answer: 29.86