Change pack
Lintel
Jan 25 - 31
25 questions
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1.
Number
780000
Answer: 7.8 × 105
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2.
Algebra
Factorise: x² + 5x - 6
Answer: (x + 6)(x - 1)
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3.
Geometry
Hypotenuse = 30cm, angle = 46°. Find adjacent side
Answer: 20.8cm
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4.
Ratio
Express the first part of 4:5 as a fraction in simplest form
Answer: 4⁄9
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5.
Statistics
Calculate the mean of: 38, 27, 34, 11, 31, 20, 36, 18
Answer: 26.9
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1.
Number
0.00092
Answer: 9.2 × 10^-4
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2.
Algebra
Factorise: x² + x - 6
Answer: (x + 3)(x - 2)
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3.
Geometry
Adjacent = 19cm, angle = 48°. Find opposite
Answer: 21.cm
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4.
Ratio
Simplify: 6:12:18
Answer: 1:2:3
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5.
Statistics
Calculate the mean of: 8, 47, 48, 32, 19, 20
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1.
Number
78000
Answer: 7.8 × 104
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2.
Algebra
Factorise: x² - 12x + 35
Answer: (x - 5)(x - 7)
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3.
Geometry
Hypotenuse = 35cm, angle = 41°. Find adjacent side
Answer: 26.4cm
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4.
Ratio
Simplify: 15:18:9
Answer: 5:6:3
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5.
Statistics
The mean of 5 numbers is 25. If 4 of them are 47, 21, 23, 35, what is the missing number?
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1.
Number
20000000
Answer: 2 × 107
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2.
Algebra
Factorise: x² - 11x + 28
Answer: (x - 7)(x - 4)
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3.
Geometry
Hypotenuse = 36cm, angle = 40°. Find adjacent side
Answer: 27.6cm
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4.
Ratio
Simplify: 9:12:9
Answer: 3:4:3
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5.
Statistics
The mean of 6 numbers is 30. If 5 of them are 24, 50, 42, 42, 45, what is the missing number?
Answer: -23
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1.
Number
0.087
Answer: 8.7 × 10^-2
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2.
Algebra
Factorise: x² + x - 12
Answer: (x + 4)(x - 3)
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3.
Geometry
Adjacent = 23cm, angle = 31°. Find opposite
Answer: 13.8cm
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4.
Ratio
Express the first part of 2:5 as a fraction in simplest form
Answer: 2⁄7
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5.
Statistics
Calculate the mean of: 46, 24, 14, 27, 47, 39, 32, 17
Answer: 30.8