Change pack
Lintel
May 23 - 29
25 questions
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1.
Number
0.022
Answer: 2.2 × 10-2
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2.
Algebra
Factorise: x² + x - 2
Answer: (x + 2)(x - 1)
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3.
Geometry
Adjacent = 13cm, angle = 42°. Find opposite
Answer: 11.7cm
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4.
Ratio
Simplify the ratio 4m:400cm
Answer: 1:100
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5.
Statistics
Calculate the mean of: 33, 15, 50, 15, 8, 48
Answer: 28.2
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1.
Number
0.0059
Answer: 5.9 × 10-3
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2.
Algebra
Factorise: x² + 2x - 35
Answer: (x + 7)(x - 5)
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3.
Geometry
Adjacent = 15cm, angle = 43°. Find opposite
Answer: 14cm
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4.
Ratio
Divide 168 in the ratio 1:2:3
Answer: 28, 56 and 84
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5.
Statistics
The mean of 4 numbers is 22. If 3 of them are 48, 35, 20, what is the missing number?
Answer: -15
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1.
Number
6200000
Answer: 6.2 × 106
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2.
Algebra
Factorise: x² - 10x + 21
Answer: (x - 7)(x - 3)
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3.
Geometry
Hypotenuse = 20cm, angle = 63°. Find adjacent side
Answer: 9.cm
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4.
Ratio
Simplify: 18:12:12
Answer: 3:2:2
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5.
Statistics
Calculate the mean of: 19, 13, 31, 19, 35, 11, 28
Answer: 22.3
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1.
Number
0.027
Answer: 2.7 × 10-2
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2.
Algebra
Factorise: x² - 5x + 6
Answer: (x - 2)(x - 3)
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3.
Geometry
Adjacent = 22cm, angle = 36°. Find opposite
Answer: 16cm
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4.
Ratio
Express the first part of 5:2 as a fraction in simplest form
Answer: 5⁄7
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5.
Statistics
Calculate the mean of: 6, 20, 30, 32, 40, 11, 44, 22
Answer: 25.6
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1.
Number
5800000
Answer: 5.8 × 106
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2.
Algebra
Factorise: x² + 4x - 5
Answer: (x + 5)(x - 1)
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3.
Geometry
Hypotenuse = 20cm, angle = 45°. Find adjacent side
Answer: 14.cm
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4.
Ratio
Express the first part of 3:6 as a fraction in simplest form
Answer: 1⁄3
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5.
Statistics
The mean of 4 numbers is 40. If 3 of them are 23, 23, 45, what is the missing number?