Change pack
Lintel
May 12 - 18
25 questions
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1.
Number
35000
Answer: 3.5 × 104
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2.
Algebra
Factorise: x² - 10x + 21
Answer: (x - 3)(x - 7)
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3.
Geometry
Hypotenuse = 32cm, angle = 47°. Find adjacent side
Answer: 21.8cm
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4.
Ratio
Express the first part of 3:4 as a fraction in simplest form
Answer: 3⁄7
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5.
Statistics
Calculate the mean of: 8, 18, 49, 30, 11, 25, 12, 6
Answer: 19.9
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1.
Number
0.0096
Answer: 9.6 × 10-3
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2.
Algebra
Factorise: x² + 4x - 5
Answer: (x + 5)(x - 1)
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3.
Geometry
Adjacent = 22cm, angle = 58°. Find opposite
Answer: 35.2cm
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4.
Ratio
Simplify: 9:12:9
Answer: 3:4:3
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5.
Statistics
The mean of 4 numbers is 28. If 3 of them are 36, 45, 26, what is the missing number?
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1.
Number
0.0021
Answer: 2.1 × 10-3
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2.
Algebra
Factorise: x² + 2x - 24
Answer: (x + 6)(x - 4)
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3.
Geometry
Adjacent = 30cm, angle = 53°. Find opposite
Answer: 39.8cm
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4.
Ratio
Simplify the ratio 3m:300cm
Answer: 1:100
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5.
Statistics
Calculate the mean of: 11, 47, 6, 48, 50, 33, 23, 7
Answer: 28.1
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1.
Number
83000000
Answer: 8.3 × 107
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2.
Algebra
Factorise: x² - 12x + 36
Answer: (x - 6)(x - 6)
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3.
Geometry
Hypotenuse = 33cm, angle = 64°. Find adjacent side
Answer: 14.5cm
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4.
Ratio
Simplify the ratio 8m:800cm
Answer: 1:100
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5.
Statistics
The mean of 4 numbers is 37. If 3 of them are 50, 24, 49, what is the missing number?
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1.
Number
0.0007
Answer: 7 × 10-4
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2.
Algebra
Factorise: x² - 7x + 10
Answer: (x - 5)(x - 2)
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3.
Geometry
Adjacent = 17cm, angle = 32°. Find opposite
Answer: 10.6cm
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4.
Ratio
In ratio 1:3:4, what fraction is the second part?
Answer: 3⁄8
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5.
Statistics
The mean of 5 numbers is 34. If 4 of them are 16, 38, 24, 21, what is the missing number?