Change pack
Lintel
Oct 29 - Nov 4
25 questions
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1.
Number
89000000
Answer: 8.9 × 107
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2.
Algebra
Factorise: x² - 12x + 36
Answer: (x - 6)(x - 6)
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3.
Geometry
Adjacent = 22cm, angle = 49°. Find opposite
Answer: 25.3cm
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4.
Ratio
Divide 117 in the ratio 4:2:3
Answer: 52, 26 and 39
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5.
Statistics
Calculate the mean of: 36, 48, 27, 12, 21, 42, 38, 23
Answer: 30.9
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1.
Number
9700000
Answer: 9.7 × 106
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2.
Algebra
Factorise: x² - 6x + 8
Answer: (x - 2)(x - 4)
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3.
Geometry
Hypotenuse = 29cm, angle = 32°. Find adjacent side
Answer: 24.6cm
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4.
Ratio
Divide 99 in the ratio 4:3:2
Answer: 44, 33 and 22
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5.
Statistics
Calculate the mean of: 31, 17, 43, 44, 22, 25, 50, 36
Answer: 33.5
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1.
Number
0.096
Answer: 9.6 × 10-2
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2.
Algebra
Factorise: x² + x - 6
Answer: (x + 3)(x - 2)
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3.
Geometry
Adjacent = 21cm, angle = 48°. Find opposite
Answer: 23.3cm
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4.
Ratio
Divide 91 in the ratio 4:1:2
Answer: 52, 13 and 26
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5.
Statistics
The mean of 6 numbers is 36. If 5 of them are 30, 16, 20, 49, 24, what is the missing number?
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1.
Number
0.00061
Answer: 6.1 × 10-4
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2.
Algebra
Factorise: x² + 2x - 15
Answer: (x + 5)(x - 3)
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3.
Geometry
Adjacent = 11cm, angle = 46°. Find opposite
Answer: 11.4cm
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4.
Ratio
Simplify: 18:15:12
Answer: 6:5:4
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5.
Statistics
Calculate the mean of: 23, 12, 14, 36, 50, 8, 8, 39
Answer: 23.8
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1.
Number
4600000
Answer: 4.6 × 106
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2.
Algebra
Factorise: x² + 3x - 10
Answer: (x + 5)(x - 2)
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3.
Geometry
Hypotenuse = 29cm, angle = 54°. Find adjacent side
Answer: 17cm
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4.
Ratio
Divide 224 in the ratio 4:1:3
Answer: 112, 28 and 84
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5.
Statistics
Calculate the mean of: 43, 34, 46, 42, 23, 8, 14