Change pack
Lintel
Feb 20 - 26
25 questions
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1.
Number
Write 0.021 in standard form
Answer: 2.1 × 10-2
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2.
Algebra
Factorise: x² + 7x - 60
Answer: (x + 12)(x - 5)
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3.
Geometry
Adjacent = 17cm, angle = 42°. Find opposite. Give your answer to 2 decimal places
Answer: 15.31cm
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4.
Ratio
In ratio 3:9:10, what fraction is the first part?
Answer: 3⁄22
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5.
Statistics
Calculate the mean of: 28, 43, 18, 6, 29, 27. Give your answer to 2 decimal places
Answer: 25.17
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1.
Number
Write 730,000 in standard form
Answer: 7.3 × 105
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2.
Algebra
Factorise: x² - 6x - 16
Answer: (x + 2)(x - 8)
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3.
Geometry
Hypotenuse = 24cm, angle = 45°. Find adjacent side. Give your answer to 2 decimal places
Answer: 16.97cm
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4.
Ratio
Simplify the ratio 3 hours : 50 minutes
Answer: 18:5
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5.
Statistics
The mean of 5 numbers is 32. If 4 of them are 43, 50, 37, 23, what is the missing number?
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1.
Number
Write 0.085 in standard form
Answer: 8.5 × 10-2
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2.
Algebra
Factorise: x² - 4x - 5
Answer: (x + 1)(x - 5)
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3.
Geometry
Adjacent = 30cm, angle = 43°. Find opposite. Give your answer to 2 decimal places
Answer: 27.98cm
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4.
Ratio
Simplify the ratio 6kg : 250g
Answer: 24:1
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5.
Statistics
The mean of 6 numbers is 33. If 5 of them are 24, 48, 41, 23, 45, what is the missing number?
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1.
Number
Write 41,000 in standard form
Answer: 4.1 × 104
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2.
Algebra
Factorise: x² - 17x + 70
Answer: (x - 7)(x - 10)
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3.
Geometry
Hypotenuse = 26cm, angle = 31°. Find adjacent side. Give your answer to 2 decimal places
Answer: 22.29cm
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4.
Ratio
Simplify the ratio £7 : 50p
Answer: 14:1
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5.
Statistics
Calculate the mean of: 18, 49, 37, 8, 39, 12, 14, 45
Answer: 27.75
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1.
Number
Write 93,000,000 in standard form
Answer: 9.3 × 107
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2.
Algebra
Factorise: x² + 21x + 110
Answer: (x + 11)(x + 10)
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3.
Geometry
Hypotenuse = 25cm, angle = 27°. Find adjacent side. Give your answer to 2 decimal places
Answer: 22.28cm
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4.
Ratio
Simplify: 9:18:18
Answer: 1:2:2
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5.
Statistics
The mean of 6 numbers is 35. If 5 of them are 20, 36, 41, 39, 44, what is the missing number?