Change pack
Lintel
Mar 8 - 14
25 questions
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1.
Number
0.0095
Answer: 9.5 × 10^-3
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2.
Algebra
Factorise: x² + 3x - 10
Answer: (x + 5)(x - 2)
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3.
Geometry
Adjacent = 25cm, angle = 51°. Find opposite
Answer: 30.9cm
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4.
Ratio
Divide 70 in the ratio 2:2:3
Answer: 20, 20 and 30
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5.
Statistics
Calculate the mean of: 44, 31, 46, 44, 49, 5
Answer: 36.5
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1.
Number
48000
Answer: 4.8 × 104
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2.
Algebra
Factorise: x² - 10x + 24
Answer: (x - 6)(x - 4)
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3.
Geometry
Hypotenuse = 28cm, angle = 34°. Find adjacent side
Answer: 23.2cm
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4.
Ratio
Divide 108 in the ratio 1:2:3
Answer: 18, 36 and 54
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5.
Statistics
The mean of 5 numbers is 40. If 4 of them are 31, 45, 21, 44, what is the missing number?
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1.
Number
26000
Answer: 2.6 × 104
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2.
Algebra
Factorise: x² - 10x + 21
Answer: (x - 3)(x - 7)
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3.
Geometry
Adjacent = 30cm, angle = 36°. Find opposite
Answer: 21.8cm
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4.
Ratio
Express the first part of 3:2 as a fraction in simplest form
Answer: 3⁄5
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5.
Statistics
The mean of 6 numbers is 35. If 5 of them are 49, 21, 42, 46, 33, what is the missing number?
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1.
Number
0.0065
Answer: 6.5 × 10^-3
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2.
Algebra
Factorise: x² - 9x + 20
Answer: (x - 5)(x - 4)
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3.
Geometry
Hypotenuse = 25cm, angle = 37°. Find adjacent side
Answer: 20cm
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4.
Ratio
Simplify: 4:10:10
Answer: 2:5:5
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5.
Statistics
Calculate the mean of: 38, 37, 33, 29, 25, 19
Answer: 30.2
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1.
Number
39000000
Answer: 3.9 × 107
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2.
Algebra
Factorise: x² + 6x - 16
Answer: (x + 8)(x - 2)
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3.
Geometry
Adjacent = 26cm, angle = 46°. Find opposite
Answer: 26.9cm
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4.
Ratio
Simplify: 12:8:12
Answer: 3:2:3
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5.
Statistics
Calculate the mean of: 25, 39, 13, 8, 46, 41, 20, 43
Answer: 29.4