Change pack
Lintel
Mar 2 - 8
25 questions
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1.
Number
Write 40,000,000 in standard form
Answer: 4 × 107
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2.
Algebra
Factorise: x² - 15x + 56
Answer: (x - 7)(x - 8)
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3.
Geometry
Hypotenuse = 26cm, angle = 32°. Find adjacent side. Give your answer to 2 decimal places
Answer: 22.05cm
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4.
Ratio
£256.00 is shared between A and B in the ratio 5:3. How much does A receive?
Answer: £160.00
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5.
Statistics
The mean of 5 numbers is 38. If 4 of them are 32, 31, 45, 16, what is the missing number?
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1.
Number
Write 0.00095 in standard form
Answer: 9.5 × 10-4
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2.
Algebra
Factorise: x² + 7x - 18
Answer: (x + 9)(x - 2)
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3.
Geometry
Adjacent = 24cm, angle = 41°. Find opposite. Give your answer to 2 decimal places
Answer: 20.86cm
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4.
Ratio
Simplify the ratio 2m : 40cm
Answer: 5:1
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5.
Statistics
Calculate the mean of: 18, 27, 5, 13, 11, 19, 23, 42
Answer: 19.75
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1.
Number
Write 0.000037 in standard form
Answer: 3.7 × 10-5
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2.
Algebra
Factorise: x² + 4x - 21
Answer: (x + 7)(x - 3)
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3.
Geometry
Adjacent = 29cm, angle = 43°. Find opposite. Give your answer to 2 decimal places
Answer: 27.04cm
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4.
Ratio
Simplify: 16:8:12
Answer: 4:2:3
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5.
Statistics
The mean of 4 numbers is 36. If 3 of them are 32, 39, 25, what is the missing number?
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1.
Number
Write 7,500,000 in standard form
Answer: 7.5 × 106
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2.
Algebra
Factorise: x² - 12x + 32
Answer: (x - 4)(x - 8)
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3.
Geometry
Hypotenuse = 25cm, angle = 60°. Find adjacent side
Answer: 12.5cm
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4.
Ratio
Simplify: 8:8:16
Answer: 1:1:2
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5.
Statistics
Calculate the mean of: 14, 31, 27, 47, 24, 16, 8, 41
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1.
Number
Write 0.027 in standard form
Answer: 2.7 × 10-2
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2.
Algebra
Factorise: x² - 2x - 80
Answer: (x + 8)(x - 10)
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3.
Geometry
Adjacent = 21cm, angle = 54°. Find opposite. Give your answer to 2 decimal places
Answer: 28.9cm
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4.
Ratio
Black and white beads are in the ratio 14:9. What fraction of the beads are black?
Answer: 14⁄23
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5.
Statistics
Calculate the mean of: 16, 23, 15, 23, 10, 11. Give your answer to 2 decimal places
Answer: 16.33