Change pack
Lintel
Jan 7 - 13
25 questions
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1.
Number
31000000
Answer: 3.1 × 107
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2.
Algebra
Factorise: x² - 10x + 21
Answer: (x - 7)(x - 3)
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3.
Geometry
Adjacent = 11cm, angle = 39°. Find opposite
Answer: 8.9cm
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4.
Ratio
Simplify the ratio 3m:300cm
Answer: 1:100
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5.
Statistics
Calculate the mean of: 31, 36, 27, 27, 30, 33, 44
Answer: 32.6
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1.
Number
930000
Answer: 9.3 × 105
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2.
Algebra
Factorise: x² - 11x + 30
Answer: (x - 6)(x - 5)
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3.
Geometry
Adjacent = 25cm, angle = 36°. Find opposite
Answer: 18.2cm
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4.
Ratio
Simplify the ratio 7m:700cm
Answer: 1:100
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5.
Statistics
Calculate the mean of: 26, 41, 50, 13, 9, 43, 29
Answer: 30.1
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1.
Number
0.0028
Answer: 2.8 × 10-3
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2.
Algebra
Factorise: x² + x - 56
Answer: (x + 8)(x - 7)
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3.
Geometry
Hypotenuse = 38cm, angle = 29°. Find adjacent side
Answer: 33.2cm
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4.
Ratio
In ratio 1:3:2, what fraction is the second part?
Answer: 3⁄6
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5.
Statistics
The mean of 4 numbers is 35. If 3 of them are 17, 15, 40, what is the missing number?
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1.
Number
0.00062
Answer: 6.2 × 10-4
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2.
Algebra
Factorise: x² + x - 2
Answer: (x + 2)(x - 1)
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3.
Geometry
Adjacent = 26cm, angle = 52°. Find opposite
Answer: 33.3cm
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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 4 numbers is 21. If 3 of them are 18, 44, 20, what is the missing number?
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1.
Number
20000000
Answer: 2 × 107
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2.
Algebra
Factorise: x² - 8x + 16
Answer: (x - 4)(x - 4)
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3.
Geometry
Hypotenuse = 26cm, angle = 44°. Find adjacent side
Answer: 18.7cm
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4.
Ratio
Simplify: 18:6:9
Answer: 6:2:3
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5.
Statistics
Calculate the mean of: 34, 34, 13, 30, 23, 20
Answer: 25.7