Change pack
Lintel
Oct 4 - 10
25 questions
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1.
Number
Write 6,200,000 in standard form
Answer: 6.2 × 106
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2.
Algebra
Factorise: x² - 4x - 5
Answer: (x + 1)(x - 5)
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3.
Geometry
Hypotenuse = 30cm, angle = 52°. Find adjacent side. Give your answer to 2 decimal places
Answer: 18.47cm
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4.
Ratio
Simplify: 12:8:20
Answer: 3:2:5
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5.
Statistics
Calculate the mean of: 40, 29, 9, 8, 40, 9, 28, 43
Answer: 25.75
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1.
Number
Write 0.031 in standard form
Answer: 3.1 × 10-2
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2.
Algebra
Factorise: x² - 5x - 36
Answer: (x + 4)(x - 9)
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3.
Geometry
Adjacent = 29cm, angle = 41°. Find opposite. Give your answer to 2 decimal places
Answer: 25.21cm
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4.
Ratio
Divide 80 in the ratio 3:1:4
Answer: 30, 10 and 40
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5.
Statistics
The mean of 5 numbers is 28. If 4 of them are 19, 22, 35, 15, what is the missing number?
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1.
Number
Write 6,900,000 in standard form
Answer: 6.9 × 106
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2.
Algebra
Factorise: x² + x - 20
Answer: (x + 5)(x - 4)
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3.
Geometry
Hypotenuse = 30cm, angle = 65°. Find adjacent side. Give your answer to 2 decimal places
Answer: 12.68cm
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4.
Ratio
Black and white sweets are in the ratio 12:9. What fraction of the sweets are black?
Answer: 4⁄7
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5.
Statistics
The mean of 4 numbers is 36. If 3 of them are 42, 24, 38, what is the missing number?
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1.
Number
Write 0.045 in standard form
Answer: 4.5 × 10-2
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2.
Algebra
Factorise: x² - 7x - 44
Answer: (x + 4)(x - 11)
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3.
Geometry
Adjacent = 10cm, angle = 55°. Find opposite. Give your answer to 2 decimal places
Answer: 14.28cm
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4.
Ratio
Simplify: 9:18:6
Answer: 3:6:2
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5.
Statistics
Calculate the mean of: 28, 38, 49, 16, 23, 12. Give your answer to 2 decimal places
Answer: 27.67
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1.
Number
Write 0.000058 in standard form
Answer: 5.8 × 10-5
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2.
Algebra
Factorise: x² - 13x + 12
Answer: (x - 1)(x - 12)
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3.
Geometry
Adjacent = 11cm, angle = 41°. Find opposite. Give your answer to 2 decimal places
Answer: 9.56cm
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4.
Ratio
Simplify: 18:12:12
Answer: 3:2:2
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5.
Statistics
Calculate the mean of: 26, 10, 31, 40, 10, 5, 29. Give your answer to 2 decimal places
Answer: 21.57