Change pack
Lintel
Dec 13 - 19
25 questions
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1.
Number
6500000
Answer: 6.5 × 106
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2.
Algebra
Factorise: x² + 6x - 16
Answer: (x + 8)(x - 2)
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3.
Geometry
Adjacent = 22cm, angle = 56°. Find opposite
Answer: 32.6cm
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4.
Ratio
In ratio 3:2:3, what fraction is the second part?
Answer: 2⁄8
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5.
Statistics
The mean of 4 numbers is 20. If 3 of them are 32, 22, 41, what is the missing number?
Answer: -15
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1.
Number
7700000
Answer: 7.7 × 106
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2.
Algebra
Factorise: x² + x - 12
Answer: (x + 4)(x - 3)
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3.
Geometry
Adjacent = 19cm, angle = 51°. Find opposite
Answer: 23.5cm
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4.
Ratio
Divide 240 in the ratio 1:2:1
Answer: 60, 120 and 60
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5.
Statistics
Calculate the mean of: 14, 32, 14, 28, 34, 34, 40, 18
Answer: 26.8
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1.
Number
0.053
Answer: 5.3 × 10-2
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2.
Algebra
Factorise: x² - 12x + 35
Answer: (x - 7)(x - 5)
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3.
Geometry
Hypotenuse = 15cm, angle = 58°. Find adjacent side
Answer: 7.9cm
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4.
Ratio
Divide 264 in the ratio 4:3:4
Answer: 96, 72 and 96
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5.
Statistics
The mean of 6 numbers is 24. If 5 of them are 20, 23, 37, 23, 47, what is the missing number?
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1.
Number
7600000
Answer: 7.6 × 106
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2.
Algebra
Factorise: x² - 8x + 16
Answer: (x - 4)(x - 4)
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3.
Geometry
Adjacent = 14cm, angle = 59°. Find opposite
Answer: 23.3cm
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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
The mean of 6 numbers is 35. If 5 of them are 43, 28, 15, 44, 24, what is the missing number?
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1.
Number
0.0069
Answer: 6.9 × 10-3
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2.
Algebra
Factorise: x² - 13x + 42
Answer: (x - 7)(x - 6)
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3.
Geometry
Hypotenuse = 28cm, angle = 44°. Find adjacent side
Answer: 20.cm
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4.
Ratio
Simplify: 10:12:8
Answer: 5:6:4
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5.
Statistics
Calculate the mean of: 42, 39, 42, 47, 17, 46
Answer: 38.8