Change pack
Lintel
Feb 21 - 27
25 questions
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1.
Number
8000000
Answer: 8 × 106
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2.
Algebra
Factorise: x² + x - 30
Answer: (x + 6)(x - 5)
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3.
Geometry
Adjacent = 12cm, angle = 45°. Find opposite
Answer: 12cm
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4.
Ratio
In ratio 1:4:2, what fraction is the second part?
Answer: 4⁄7
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5.
Statistics
Calculate the mean of: 29, 48, 29, 30, 6, 19, 30
Answer: 27.3
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1.
Number
0.079
Answer: 7.9 × 10-2
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2.
Algebra
Factorise: x² + x - 2
Answer: (x + 2)(x - 1)
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3.
Geometry
Hypotenuse = 26cm, angle = 26°. Find adjacent side
Answer: 23.4cm
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4.
Ratio
Simplify the ratio 5m:500cm
Answer: 1:100
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5.
Statistics
Calculate the mean of: 19, 40, 44, 43, 29, 27, 46
Answer: 35.4
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1.
Number
6400000
Answer: 6.4 × 106
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2.
Algebra
Factorise: x² - 12x + 35
Answer: (x - 7)(x - 5)
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3.
Geometry
Adjacent = 19cm, angle = 47°. Find opposite
Answer: 20.4cm
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4.
Ratio
In ratio 3:4:2, what fraction is the second part?
Answer: 4⁄9
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5.
Statistics
The mean of 5 numbers is 26. If 4 of them are 31, 34, 19, 28, what is the missing number?
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1.
Number
73000000
Answer: 7.3 × 107
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2.
Algebra
Factorise: x² - 9x + 20
Answer: (x - 4)(x - 5)
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3.
Geometry
Adjacent = 20cm, angle = 47°. Find opposite
Answer: 21.4cm
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4.
Ratio
Divide 88 in the ratio 1:4:3
Answer: 11, 44 and 33
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5.
Statistics
Calculate the mean of: 36, 39, 46, 43, 27, 16
Answer: 34.5
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1.
Number
0.045
Answer: 4.5 × 10-2
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2.
Algebra
Factorise: x² + 3x - 18
Answer: (x + 6)(x - 3)
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3.
Geometry
Hypotenuse = 18cm, angle = 42°. Find adjacent side
Answer: 13.4cm
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4.
Ratio
Simplify: 12:4:12
Answer: 3:1:3
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5.
Statistics
The mean of 5 numbers is 28. If 4 of them are 25, 25, 44, 17, what is the missing number?