Change pack
Lintel
Apr 14 - 20
25 questions
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1.
Number
0.00024
Answer: 2.4 × 10-4
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2.
Algebra
Factorise: x² - 7x + 12
Answer: (x - 4)(x - 3)
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3.
Geometry
Adjacent = 15cm, angle = 37°. Find opposite
Answer: 11.3cm
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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
Calculate the mean of: 35, 33, 6, 15, 37, 39, 34, 24
Answer: 27.9
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1.
Number
55000
Answer: 5.5 × 104
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2.
Algebra
Factorise: x² + 2x - 48
Answer: (x + 8)(x - 6)
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3.
Geometry
Hypotenuse = 37cm, angle = 62°. Find adjacent side
Answer: 17.4cm
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4.
Ratio
Simplify: 15:9:9
Answer: 5:3:3
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5.
Statistics
The mean of 4 numbers is 37. If 3 of them are 30, 40, 42, what is the missing number?
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1.
Number
0.0023
Answer: 2.3 × 10-3
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2.
Algebra
Factorise: x² + 5x - 14
Answer: (x + 7)(x - 2)
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3.
Geometry
Adjacent = 18cm, angle = 37°. Find opposite
Answer: 13.6cm
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4.
Ratio
Simplify: 6:18:15
Answer: 2:6:5
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5.
Statistics
The mean of 5 numbers is 30. If 4 of them are 21, 26, 50, 45, what is the missing number?
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1.
Number
490000
Answer: 4.9 × 105
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2.
Algebra
Factorise: x² + x - 2
Answer: (x + 2)(x - 1)
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3.
Geometry
Hypotenuse = 30cm, angle = 25°. Find adjacent side
Answer: 27.2cm
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4.
Ratio
Simplify: 10:8:10
Answer: 5:4:5
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5.
Statistics
Calculate the mean of: 13, 30, 14, 5, 37, 47
Answer: 24.3
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1.
Number
83000
Answer: 8.3 × 104
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2.
Algebra
Factorise: x² - 9x + 18
Answer: (x - 3)(x - 6)
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3.
Geometry
Hypotenuse = 31cm, angle = 46°. Find adjacent side
Answer: 21.5cm
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4.
Ratio
Simplify: 15:9:18
Answer: 5:3:6
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5.
Statistics
Calculate the mean of: 23, 21, 50, 34, 21, 37, 36
Answer: 31.7