Change pack
Lintel
Aug 27 - Sep 2
25 questions
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1.
Number
83000000
Answer: 8.3 × 107
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2.
Algebra
Factorise: x² - 11x + 28
Answer: (x - 4)(x - 7)
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3.
Geometry
Adjacent = 20cm, angle = 45°. Find opposite
Answer: 20cm
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4.
Ratio
Divide 140 in the ratio 1:2:2
Answer: 28, 56 and 56
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5.
Statistics
Calculate the mean of: 12, 15, 6, 6, 33, 16, 49, 18
Answer: 19.4
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1.
Number
94000000
Answer: 9.4 × 107
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2.
Algebra
Factorise: x² - 7x + 12
Answer: (x - 4)(x - 3)
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3.
Geometry
Adjacent = 15cm, angle = 53°. Find opposite
Answer: 19.9cm
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4.
Ratio
Simplify: 6:8:10
Answer: 3:4:5
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5.
Statistics
Calculate the mean of: 29, 40, 26, 19, 16, 38, 21, 6
Answer: 24.4
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1.
Number
0.0088
Answer: 8.8 × 10-3
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2.
Algebra
Factorise: x² + 4x - 12
Answer: (x + 6)(x - 2)
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3.
Geometry
Hypotenuse = 27cm, angle = 34°. Find adjacent side
Answer: 22.4cm
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4.
Ratio
Express the first part of 6:2 as a fraction in simplest form
Answer: 3⁄4
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5.
Statistics
The mean of 6 numbers is 24. If 5 of them are 21, 32, 28, 47, 19, what is the missing number?
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1.
Number
0.00045
Answer: 4.5 × 10-4
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2.
Algebra
Factorise: x² + 7x - 8
Answer: (x + 8)(x - 1)
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3.
Geometry
Adjacent = 10cm, angle = 60°. Find opposite
Answer: 17.3cm
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4.
Ratio
Simplify: 20:24:24
Answer: 5:6:6
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5.
Statistics
The mean of 6 numbers is 38. If 5 of them are 38, 36, 33, 29, 15, what is the missing number?
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1.
Number
7800000
Answer: 7.8 × 106
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2.
Algebra
Factorise: x² + x - 6
Answer: (x + 3)(x - 2)
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3.
Geometry
Hypotenuse = 21cm, angle = 61°. Find adjacent side
Answer: 10.2cm
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4.
Ratio
Divide 133 in the ratio 3:1:3
Answer: 57, 19 and 57
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5.
Statistics
Calculate the mean of: 11, 21, 7, 27, 41, 6, 42, 22
Answer: 22.1