Change pack
Lintel
Jan 16 - 22
25 questions
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1.
Number
Write 920,000 in standard form
Answer: 9.2 × 105
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2.
Algebra
Factorise: x² - x - 12
Answer: (x + 3)(x - 4)
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3.
Geometry
Adjacent = 24cm, angle = 39°. Find opposite. Give your answer to 2 decimal places
Answer: 19.43cm
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4.
Ratio
Express the second part of 13:14 as a fraction in simplest form
Answer: 14⁄27
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5.
Statistics
The mean of 6 numbers is 34. If 5 of them are 30, 37, 48, 44, 17, what is the missing number?
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1.
Number
Write 0.000081 in standard form
Answer: 8.1 × 10-5
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2.
Algebra
Factorise: x² - 4x - 21
Answer: (x + 3)(x - 7)
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3.
Geometry
Hypotenuse = 28cm, angle = 33°. Find adjacent side. Give your answer to 2 decimal places
Answer: 23.48cm
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4.
Ratio
Divide 84 in the ratio 3:2:2
Answer: 36, 24 and 24
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5.
Statistics
Calculate the mean of: 13, 25, 27, 35, 45, 40, 11
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1.
Number
Write 0.083 in standard form
Answer: 8.3 × 10-2
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2.
Algebra
Factorise: x² - 5x - 14
Answer: (x + 2)(x - 7)
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3.
Geometry
Hypotenuse = 20cm, angle = 30°. Find adjacent side. Give your answer to 2 decimal places
Answer: 17.32cm
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4.
Ratio
Divide 152 in the ratio 3:1:4
Answer: 57, 19 and 76
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5.
Statistics
Calculate the mean of: 7, 36, 48, 6, 21, 27, 15, 32
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1.
Number
Write 5,700,000 in standard form
Answer: 5.7 × 106
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2.
Algebra
Factorise: x² + 10x + 24
Answer: (x + 6)(x + 4)
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3.
Geometry
Adjacent = 14cm, angle = 45°. Find opposite
Answer: 14cm
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4.
Ratio
Simplify: 16:20:24
Answer: 4:5:6
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5.
Statistics
The mean of 6 numbers is 36. If 5 of them are 32, 21, 41, 44, 39, what is the missing number?
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1.
Number
Write 0.0092 in standard form
Answer: 9.2 × 10-3
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2.
Algebra
Factorise: x² + x - 132
Answer: (x + 12)(x - 11)
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3.
Geometry
Hypotenuse = 26cm, angle = 25°. Find adjacent side. Give your answer to 2 decimal places
Answer: 23.56cm
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4.
Ratio
Divide 210 in the ratio 4:3:3
Answer: 84, 63 and 63
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5.
Statistics
Calculate the mean of: 43, 13, 46, 42, 15, 34, 5, 32
Answer: 28.75