Change pack
Lintel
Dec 17 - 23
25 questions
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1.
Number
Write 340,000,000 in standard form
Answer: 3.4 × 108
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2.
Algebra
Factorise: x² - x - 42
Answer: (x + 6)(x - 7)
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3.
Geometry
Adjacent = 27cm, angle = 40°. Find opposite. Give your answer to 2 decimal places
Answer: 22.66cm
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4.
Ratio
Divide 203 in the ratio 4:2:1
Answer: 116, 58 and 29
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5.
Statistics
The mean of 4 numbers is 27. If 3 of them are 26, 24, 35, what is the missing number?
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1.
Number
Write 95,000 in standard form
Answer: 9.5 × 104
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2.
Algebra
Factorise: x² + 7x + 10
Answer: (x + 5)(x + 2)
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3.
Geometry
Adjacent = 23cm, angle = 37°. Find opposite. Give your answer to 2 decimal places
Answer: 17.33cm
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4.
Ratio
Simplify: 6:9:12
Answer: 2:3:4
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5.
Statistics
The mean of 6 numbers is 32. If 5 of them are 24, 48, 20, 15, 38, what is the missing number?
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1.
Number
Write 0.0071 in standard form
Answer: 7.1 × 10-3
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2.
Algebra
Factorise: x² + 5x - 6
Answer: (x + 6)(x - 1)
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3.
Geometry
Hypotenuse = 39cm, angle = 59°. Find adjacent side. Give your answer to 2 decimal places
Answer: 20.09cm
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4.
Ratio
Black and white sweets are in the ratio 5:15. What fraction of the sweets are white?
Answer: 3⁄4
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5.
Statistics
Calculate the mean of: 45, 16, 36, 16, 47, 11
Answer: 28.5
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1.
Number
Write 550,000,000 in standard form
Answer: 5.5 × 108
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2.
Algebra
Factorise: x² + 2x - 35
Answer: (x + 7)(x - 5)
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3.
Geometry
Adjacent = 28cm, angle = 37°. Find opposite. Give your answer to 2 decimal places
Answer: 21.cm
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4.
Ratio
Simplify: 4:8:12
Answer: 1:2:3
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5.
Statistics
The mean of 5 numbers is 34. If 4 of them are 20, 25, 37, 21, what is the missing number?
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1.
Number
Write 0.00046 in standard form
Answer: 4.6 × 10-4
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2.
Algebra
Factorise: x² - 13x + 12
Answer: (x - 1)(x - 12)
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3.
Geometry
Hypotenuse = 19cm, angle = 47°. Find adjacent side. Give your answer to 2 decimal places
Answer: 12.96cm
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4.
Ratio
Simplify: 4:12:12
Answer: 1:3:3
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5.
Statistics
Calculate the mean of: 12, 21, 13, 36, 34, 14, 36, 18