Change pack
Lintel
Oct 21 - 27
25 questions
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1.
Number
0.00046
Answer: 4.6 × 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 = 52°. Find opposite
Answer: 21.8cm
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4.
Ratio
In ratio 1:1:3, what fraction is the second part?
Answer: 1⁄5
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5.
Statistics
The mean of 5 numbers is 34. If 4 of them are 31, 41, 47, 21, what is the missing number?
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1.
Number
85000000
Answer: 8.5 × 107
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2.
Algebra
Factorise: x² - 6x + 8
Answer: (x - 4)(x - 2)
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3.
Geometry
Hypotenuse = 15cm, angle = 65°. Find adjacent side
Answer: 6.3cm
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4.
Ratio
£224.00 is shared between A and B in the ratio 5:3. How much does A receive?
Answer: £140.00
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5.
Statistics
The mean of 6 numbers is 34. If 5 of them are 49, 22, 50, 19, 44, what is the missing number?
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1.
Number
0.051
Answer: 5.1 × 10-2
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2.
Algebra
Factorise: x² + 2x - 15
Answer: (x + 5)(x - 3)
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3.
Geometry
Adjacent = 22cm, angle = 58°. Find opposite
Answer: 35.2cm
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4.
Ratio
In ratio 4:2:1, what fraction is the second part?
Answer: 2⁄7
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5.
Statistics
Calculate the mean of: 16, 9, 46, 7, 38, 17
Answer: 22.2
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1.
Number
0.031
Answer: 3.1 × 10-2
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2.
Algebra
Factorise: x² + 3x - 28
Answer: (x + 7)(x - 4)
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3.
Geometry
Adjacent = 14cm, angle = 51°. Find opposite
Answer: 17.3cm
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4.
Ratio
Simplify: 12:4:12
Answer: 3:1:3
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5.
Statistics
The mean of 4 numbers is 31. If 3 of them are 16, 40, 46, what is the missing number?
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1.
Number
21000000
Answer: 2.1 × 107
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2.
Algebra
Factorise: x² - 10x + 21
Answer: (x - 7)(x - 3)
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3.
Geometry
Hypotenuse = 35cm, angle = 50°. Find adjacent side
Answer: 22.5cm
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4.
Ratio
Simplify: 12:12:15
Answer: 4:4:5
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5.
Statistics
Calculate the mean of: 49, 14, 14, 49, 46, 16
Answer: 31.3