Change pack
Lintel
Feb 24 - Mar 1
25 questions
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1.
Number
7700000
Answer: 7.7 × 106
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2.
Algebra
Factorise: x² - 11x + 28
Answer: (x - 7)(x - 4)
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3.
Geometry
Hypotenuse = 35cm, angle = 62°. Find adjacent side
Answer: 16.4cm
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4.
Ratio
In ratio 3:1:1, what fraction is the second part?
Answer: 1⁄5
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5.
Statistics
The mean of 6 numbers is 24. If 5 of them are 39, 46, 25, 32, 31, what is the missing number?
Answer: -29
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1.
Number
0.0069
Answer: 6.9 × 10-3
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2.
Algebra
Factorise: x² + 3x - 4
Answer: (x + 4)(x - 1)
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3.
Geometry
Adjacent = 12cm, angle = 36°. Find opposite
Answer: 8.7cm
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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
Calculate the mean of: 7, 26, 42, 9, 41, 50
Answer: 29.2
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1.
Number
50000
Answer: 5 × 104
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2.
Algebra
Factorise: x² + x - 2
Answer: (x + 2)(x - 1)
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3.
Geometry
Hypotenuse = 21cm, angle = 41°. Find adjacent side
Answer: 15.8cm
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4.
Ratio
Simplify the ratio 4m:400cm
Answer: 1:100
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5.
Statistics
Calculate the mean of: 21, 42, 26, 14, 42, 39, 12
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1.
Number
0.00015
Answer: 1.5 × 10-4
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2.
Algebra
Factorise: x² - 8x + 12
Answer: (x - 6)(x - 2)
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3.
Geometry
Adjacent = 20cm, angle = 38°. Find opposite
Answer: 15.6cm
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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 30, 45, 31, 25, what is the missing number?
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1.
Number
0.073
Answer: 7.3 × 10-2
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2.
Algebra
Factorise: x² - 4x + 4
Answer: (x - 2)(x - 2)
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3.
Geometry
Adjacent = 25cm, angle = 44°. Find opposite
Answer: 24.cm
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4.
Ratio
Simplify the ratio 3m:300cm
Answer: 1:100
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5.
Statistics
The mean of 6 numbers is 34. If 5 of them are 39, 36, 22, 43, 33, what is the missing number?