Change pack
Lintel
Jan 4 - 10
25 questions
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1.
Number
50000
Answer: 5 × 104
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2.
Algebra
Factorise: x² - 6x + 9
Answer: (x - 3)(x - 3)
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3.
Geometry
Adjacent = 25cm, angle = 32°. Find opposite
Answer: 15.6cm
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4.
Ratio
Express the first part of 3:2 as a fraction in simplest form
Answer: 3⁄5
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5.
Statistics
Calculate the mean of: 20, 38, 15, 28, 43, 10, 7
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1.
Number
0.00064
Answer: 6.4 × 10^-4
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2.
Algebra
Factorise: x² + x - 2
Answer: (x + 2)(x - 1)
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3.
Geometry
Hypotenuse = 15cm, angle = 39°. Find adjacent side
Answer: 11.7cm
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4.
Ratio
Simplify: 20:8:12
Answer: 5:2:3
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5.
Statistics
The mean of 5 numbers is 39. If 4 of them are 34, 42, 19, 50, what is the missing number?
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1.
Number
65000000
Answer: 6.5 × 107
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2.
Algebra
Factorise: x² + 5x - 14
Answer: (x + 7)(x - 2)
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3.
Geometry
Adjacent = 26cm, angle = 40°. Find opposite
Answer: 21.8cm
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4.
Ratio
Simplify: 16:12:12
Answer: 4:3:3
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5.
Statistics
The mean of 6 numbers is 23. If 5 of them are 25, 25, 39, 35, 46, what is the missing number?
Answer: -32
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1.
Number
0.00065
Answer: 6.5 × 10^-4
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2.
Algebra
Factorise: x² - 5x + 6
Answer: (x - 2)(x - 3)
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3.
Geometry
Hypotenuse = 16cm, angle = 47°. Find adjacent side
Answer: 10.9cm
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4.
Ratio
Divide 174 in the ratio 1:2:3
Answer: 29, 58 and 87
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5.
Statistics
Calculate the mean of: 9, 5, 32, 21, 38, 6, 34
Answer: 20.7
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1.
Number
0.0084
Answer: 8.4 × 10^-3
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2.
Algebra
Factorise: x² - 7x + 12
Answer: (x - 3)(x - 4)
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3.
Geometry
Hypotenuse = 33cm, angle = 64°. Find adjacent side
Answer: 14.5cm
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4.
Ratio
Divide 196 in the ratio 4:2:1
Answer: 112, 56 and 28
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5.
Statistics
Calculate the mean of: 5, 49, 44, 47, 22, 46, 27, 17
Answer: 32.1