Change pack
Lintel
Nov 14 - 20
25 questions
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1.
Number
0.0005
Answer: 5 × 10^-4
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2.
Algebra
Factorise: x² + 5x - 24
Answer: (x + 8)(x - 3)
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3.
Geometry
Adjacent = 27cm, angle = 58°. Find opposite
Answer: 43.2cm
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4.
Ratio
Divide 232 in the ratio 2:1:1
Answer: 116, 58 and 58
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5.
Statistics
The mean of 5 numbers is 21. If 4 of them are 15, 29, 19, 22, what is the missing number?
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1.
Number
120000
Answer: 1.2 × 105
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2.
Algebra
Factorise: x² - 7x + 10
Answer: (x - 2)(x - 5)
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3.
Geometry
Hypotenuse = 39cm, angle = 28°. Find adjacent side
Answer: 34.4cm
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4.
Ratio
Express the first part of 5:4 as a fraction in simplest form
Answer: 5⁄9
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5.
Statistics
Calculate the mean of: 31, 11, 8, 31, 43, 11, 26
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1.
Number
0.00083
Answer: 8.3 × 10^-4
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2.
Algebra
Factorise: x² + 5x - 14
Answer: (x + 7)(x - 2)
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3.
Geometry
Adjacent = 23cm, angle = 59°. Find opposite
Answer: 38.3cm
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4.
Ratio
Simplify: 6:15:9
Answer: 2:5:3
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5.
Statistics
Calculate the mean of: 35, 22, 48, 21, 34, 38
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1.
Number
350000
Answer: 3.5 × 105
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2.
Algebra
Factorise: x² + 2x - 3
Answer: (x + 3)(x - 1)
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3.
Geometry
Hypotenuse = 32cm, angle = 63°. Find adjacent side
Answer: 14.5cm
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4.
Ratio
Express the first part of 6:3 as a fraction in simplest form
Answer: 2⁄3
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5.
Statistics
The mean of 5 numbers is 32. If 4 of them are 45, 18, 44, 19, what is the missing number?
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1.
Number
71000000
Answer: 7.1 × 107
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2.
Algebra
Factorise: x² + x - 42
Answer: (x + 7)(x - 6)
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3.
Geometry
Hypotenuse = 39cm, angle = 60°. Find adjacent side
Answer: 19.5cm
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4.
Ratio
Divide 115 in the ratio 1:1:3
Answer: 23, 23 and 69
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5.
Statistics
The mean of 4 numbers is 29. If 3 of them are 39, 31, 40, what is the missing number?