Change pack
Lintel
Feb 3 - 9
25 questions
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1.
Number
0.0023
Answer: 2.3 × 10-3
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2.
Algebra
Factorise: x² - 10x + 21
Answer: (x - 7)(x - 3)
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3.
Geometry
Hypotenuse = 20cm, angle = 53°. Find adjacent side
Answer: 12cm
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4.
Ratio
Simplify: 16:12:20
Answer: 4:3:5
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5.
Statistics
The mean of 5 numbers is 21. If 4 of them are 21, 35, 22, 48, what is the missing number?
Answer: -21
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1.
Number
0.048
Answer: 4.8 × 10-2
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2.
Algebra
Factorise: x² - 9x + 18
Answer: (x - 6)(x - 3)
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3.
Geometry
Hypotenuse = 19cm, angle = 39°. Find adjacent side
Answer: 14.8cm
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4.
Ratio
£168.00 is shared between A and B in the ratio 2:5. How much does A receive?
Answer: £48.00
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5.
Statistics
Calculate the mean of: 14, 28, 23, 32, 40, 29, 46, 12
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1.
Number
9900000
Answer: 9.9 × 106
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2.
Algebra
Factorise: x² + x - 6
Answer: (x + 3)(x - 2)
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3.
Geometry
Adjacent = 30cm, angle = 35°. Find opposite
Answer: 21cm
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4.
Ratio
Simplify the ratio 7m:700cm
Answer: 1:100
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5.
Statistics
The mean of 5 numbers is 40. If 4 of them are 25, 38, 44, 27, what is the missing number?
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1.
Number
0.00071
Answer: 7.1 × 10-4
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2.
Algebra
Factorise: x² + x - 20
Answer: (x + 5)(x - 4)
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3.
Geometry
Hypotenuse = 21cm, angle = 64°. Find adjacent side
Answer: 9.2cm
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4.
Ratio
In ratio 1:4:4, what fraction is the second part?
Answer: 4⁄9
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5.
Statistics
The mean of 5 numbers is 33. If 4 of them are 37, 49, 50, 21, what is the missing number?
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1.
Number
58000000
Answer: 5.8 × 107
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2.
Algebra
Factorise: x² - 10x + 25
Answer: (x - 5)(x - 5)
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3.
Geometry
Adjacent = 14cm, angle = 44°. Find opposite
Answer: 13.5cm
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4.
Ratio
In ratio 3:4:4, what fraction is the second part?
Answer: 4⁄11
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5.
Statistics
Calculate the mean of: 28, 27, 47, 20, 20, 13, 10, 50
Answer: 26.9