Change pack
Lintel
Jul 14 - 20
25 questions
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1.
Number
Write 5,900,000 in standard form
Answer: 5.9 × 106
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2.
Algebra
Factorise: x² + 2x - 80
Answer: (x + 10)(x - 8)
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3.
Geometry
Hypotenuse = 18cm, angle = 32°. Find adjacent side. Give your answer to 2 decimal places
Answer: 15.26cm
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4.
Ratio
Divide 72 in the ratio 3:1:2
Answer: 36, 12 and 24
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5.
Statistics
Calculate the mean of: 25, 23, 13, 31, 45, 39, 31. Give your answer to 2 decimal places
Answer: 29.57
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1.
Number
Write 0.000065 in standard form
Answer: 6.5 × 10-5
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2.
Algebra
Factorise: x² + 13x + 30
Answer: (x + 10)(x + 3)
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3.
Geometry
Adjacent = 11cm, angle = 32°. Find opposite. Give your answer to 2 decimal places
Answer: 6.87cm
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4.
Ratio
Simplify: 6:9:12
Answer: 2:3:4
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5.
Statistics
The mean of 4 numbers is 35. If 3 of them are 24, 30, 38, what is the missing number?
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1.
Number
Write 41,000 in standard form
Answer: 4.1 × 104
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2.
Algebra
Factorise: x² - 13x + 36
Answer: (x - 4)(x - 9)
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3.
Geometry
Hypotenuse = 27cm, angle = 55°. Find adjacent side. Give your answer to 2 decimal places
Answer: 15.49cm
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4.
Ratio
Orange and purple sweets are in the ratio 4:12. What fraction of the sweets are orange?
Answer: 1⁄4
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5.
Statistics
The mean of 4 numbers is 32. If 3 of them are 50, 26, 19, what is the missing number?
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1.
Number
Write 0.000078 in standard form
Answer: 7.8 × 10-5
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2.
Algebra
Factorise: x² - 2x - 15
Answer: (x + 3)(x - 5)
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3.
Geometry
Adjacent = 30cm, angle = 56°. Find opposite. Give your answer to 2 decimal places
Answer: 44.48cm
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4.
Ratio
Divide 232 in the ratio 1:3:4
Answer: 29, 87 and 116
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5.
Statistics
Calculate the mean of: 21, 38, 37, 49, 19, 20, 27. Give your answer to 2 decimal places
Answer: 30.14
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1.
Number
Write 0.00019 in standard form
Answer: 1.9 × 10-4
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2.
Algebra
Factorise: x² - 5x - 6
Answer: (x + 1)(x - 6)
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3.
Geometry
Adjacent = 27cm, angle = 38°. Find opposite. Give your answer to 2 decimal places
Answer: 21.09cm
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4.
Ratio
Simplify: 16:8:8
Answer: 2:1:1
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5.
Statistics
Calculate the mean of: 26, 5, 16, 28, 34, 45, 45. Give your answer to 2 decimal places
Answer: 28.43