Change pack
Lintel
Jul 29 - Aug 4
25 questions
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1.
Number
0.0002
Answer: 2 × 10-4
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2.
Algebra
Factorise: x² + x - 12
Answer: (x + 4)(x - 3)
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3.
Geometry
Hypotenuse = 21cm, angle = 41°. Find adjacent side
Answer: 15.8cm
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4.
Ratio
Express the first part of 4:3 as a fraction in simplest form
Answer: 4⁄7
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5.
Statistics
The mean of 5 numbers is 36. If 4 of them are 33, 22, 35, 24, what is the missing number?
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1.
Number
0.047
Answer: 4.7 × 10-2
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2.
Algebra
Factorise: x² + 2x - 35
Answer: (x + 7)(x - 5)
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3.
Geometry
Adjacent = 26cm, angle = 35°. Find opposite
Answer: 18.2cm
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4.
Ratio
Divide 133 in the ratio 1:4:2
Answer: 19, 76 and 38
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5.
Statistics
The mean of 6 numbers is 38. If 5 of them are 28, 39, 43, 16, 16, what is the missing number?
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1.
Number
1200000
Answer: 1.2 × 106
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2.
Algebra
Factorise: x² - 13x + 42
Answer: (x - 6)(x - 7)
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3.
Geometry
Hypotenuse = 17cm, angle = 46°. Find adjacent side
Answer: 11.8cm
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4.
Ratio
Divide 144 in the ratio 2:1:1
Answer: 72, 36 and 36
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5.
Statistics
Calculate the mean of: 30, 19, 34, 49, 19, 10, 24, 13
Answer: 24.8
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1.
Number
0.00017
Answer: 1.7 × 10-4
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2.
Algebra
Factorise: x² + 5x - 14
Answer: (x + 7)(x - 2)
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3.
Geometry
Hypotenuse = 35cm, angle = 26°. Find adjacent side
Answer: 31.5cm
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4.
Ratio
Simplify the ratio 7m:700cm
Answer: 1:100
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5.
Statistics
The mean of 5 numbers is 25. If 4 of them are 49, 41, 29, 20, what is the missing number?
Answer: -14
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1.
Number
33000000
Answer: 3.3 × 107
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2.
Algebra
Factorise: x² + 6x - 16
Answer: (x + 8)(x - 2)
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3.
Geometry
Adjacent = 19cm, angle = 52°. Find opposite
Answer: 24.3cm
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4.
Ratio
In ratio 2:1:4, what fraction is the second part?
Answer: 1⁄7
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5.
Statistics
The mean of 4 numbers is 23. If 3 of them are 35, 39, 20, what is the missing number?