Change pack
Lintel
Jun 20 - 26
25 questions
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1.
Number
480000
Answer: 4.8 × 105
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2.
Algebra
Factorise: x² + 4x - 12
Answer: (x + 6)(x - 2)
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3.
Geometry
Adjacent = 23cm, angle = 41°. Find opposite
Answer: 20cm
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4.
Ratio
Divide 225 in the ratio 2:4:3
Answer: 50, 100 and 75
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5.
Statistics
Calculate the mean of: 17, 48, 32, 20, 8, 22, 45, 35
Answer: 28.4
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1.
Number
0.058
Answer: 5.8 × 10-2
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2.
Algebra
Factorise: x² - 7x + 10
Answer: (x - 5)(x - 2)
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3.
Geometry
Hypotenuse = 38cm, angle = 49°. Find adjacent side
Answer: 24.9cm
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4.
Ratio
Simplify: 16:8:16
Answer: 2:1:2
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5.
Statistics
The mean of 5 numbers is 39. If 4 of them are 45, 49, 31, 46, what is the missing number?
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1.
Number
9800000
Answer: 9.8 × 106
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2.
Algebra
Factorise: x² - 8x + 15
Answer: (x - 5)(x - 3)
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3.
Geometry
Adjacent = 17cm, angle = 49°. Find opposite
Answer: 19.6cm
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4.
Ratio
Divide 176 in the ratio 4:3:1
Answer: 88, 66 and 22
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5.
Statistics
The mean of 4 numbers is 38. If 3 of them are 31, 42, 42, what is the missing number?
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1.
Number
0.00081
Answer: 8.1 × 10-4
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2.
Algebra
Factorise: x² + 4x - 32
Answer: (x + 8)(x - 4)
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3.
Geometry
Hypotenuse = 17cm, angle = 34°. Find adjacent side
Answer: 14.cm
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4.
Ratio
Simplify: 24:16:12
Answer: 6:4:3
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5.
Statistics
Calculate the mean of: 28, 45, 19, 46, 35, 40, 18, 7
Answer: 29.8
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1.
Number
0.018
Answer: 1.8 × 10-2
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2.
Algebra
Factorise: x² + x - 2
Answer: (x + 2)(x - 1)
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3.
Geometry
Hypotenuse = 23cm, angle = 38°. Find adjacent side
Answer: 18.cm
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4.
Ratio
In ratio 4:1:3, what fraction is the second part?
Answer: 1⁄8
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5.
Statistics
The mean of 4 numbers is 27. If 3 of them are 39, 43, 18, what is the missing number?