Change pack
Lintel
Mar 29 - Apr 4
25 questions
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1.
Number
0.0047
Answer: 4.7 × 10-3
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2.
Algebra
Factorise: x² - 14x + 49
Answer: (x - 7)(x - 7)
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3.
Geometry
Hypotenuse = 32cm, angle = 30°. Find adjacent side
Answer: 27.7cm
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4.
Ratio
Simplify: 4:8:6
Answer: 2:4:3
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5.
Statistics
Calculate the mean of: 15, 19, 43, 18, 10, 48, 39, 10
Answer: 25.3
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1.
Number
0.046
Answer: 4.6 × 10-2
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2.
Algebra
Factorise: x² - 9x + 18
Answer: (x - 6)(x - 3)
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3.
Geometry
Adjacent = 23cm, angle = 33°. Find opposite
Answer: 14.9cm
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4.
Ratio
Simplify: 16:20:20
Answer: 4:5:5
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5.
Statistics
Calculate the mean of: 40, 14, 27, 50, 39, 49, 18, 28
Answer: 33.1
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1.
Number
60000000
Answer: 6 × 107
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2.
Algebra
Factorise: x² + x - 6
Answer: (x + 3)(x - 2)
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3.
Geometry
Hypotenuse = 21cm, angle = 40°. Find adjacent side
Answer: 16.cm
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4.
Ratio
Divide 96 in the ratio 2:1:1
Answer: 48, 24 and 24
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5.
Statistics
The mean of 4 numbers is 23. If 3 of them are 22, 36, 49, what is the missing number?
Answer: -15
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1.
Number
0.044
Answer: 4.4 × 10-2
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2.
Algebra
Factorise: x² + 2x - 3
Answer: (x + 3)(x - 1)
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3.
Geometry
Hypotenuse = 20cm, angle = 37°. Find adjacent side
Answer: 16cm
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4.
Ratio
In ratio 3:2:1, what fraction is the second part?
Answer: 2⁄6
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5.
Statistics
The mean of 4 numbers is 36. If 3 of them are 49, 20, 31, what is the missing number?
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1.
Number
1400000
Answer: 1.4 × 106
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2.
Algebra
Factorise: x² + x - 2
Answer: (x + 2)(x - 1)
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3.
Geometry
Adjacent = 13cm, angle = 53°. Find opposite
Answer: 17.3cm
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4.
Ratio
In ratio 2:4:1, what fraction is the second part?
Answer: 4⁄7
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5.
Statistics
The mean of 4 numbers is 22. If 3 of them are 33, 15, 18, what is the missing number?