Change pack
Lintel
May 30 - Jun 5
25 questions
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1.
Number
Write 92,000 in standard form
Answer: 9.2 × 104
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2.
Algebra
Factorise: x² + 5x - 66
Answer: (x + 11)(x - 6)
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3.
Geometry
Adjacent = 11cm, angle = 54°. Find opposite. Give your answer to 2 decimal places
Answer: 15.14cm
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4.
Ratio
Divide 162 in the ratio 2:1:3
Answer: 54, 27 and 81
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5.
Statistics
The mean of 6 numbers is 32. If 5 of them are 40, 34, 44, 18, 18, what is the missing number?
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1.
Number
Write 0.0017 in standard form
Answer: 1.7 × 10-3
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2.
Algebra
Factorise: x² + 2x - 63
Answer: (x + 9)(x - 7)
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3.
Geometry
Hypotenuse = 38cm, angle = 31°. Find adjacent side. Give your answer to 2 decimal places
Answer: 32.57cm
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4.
Ratio
Divide 216 in the ratio 3:2:3
Answer: 81, 54 and 81
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5.
Statistics
Calculate the mean of: 14, 10, 16, 31, 25, 8, 30, 50
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1.
Number
Write 0.000044 in standard form
Answer: 4.4 × 10-5
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2.
Algebra
Factorise: x² - 4x - 96
Answer: (x + 8)(x - 12)
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3.
Geometry
Adjacent = 18cm, angle = 42°. Find opposite. Give your answer to 2 decimal places
Answer: 16.21cm
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4.
Ratio
Express the first part of 10:15 as a fraction in simplest form
Answer: 2⁄5
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5.
Statistics
The mean of 5 numbers is 39. If 4 of them are 33, 34, 28, 33, what is the missing number?
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1.
Number
Write 98,000 in standard form
Answer: 9.8 × 104
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2.
Algebra
Factorise: x² + 17x + 72
Answer: (x + 9)(x + 8)
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3.
Geometry
Hypotenuse = 32cm, angle = 32°. Find adjacent side. Give your answer to 2 decimal places
Answer: 27.14cm
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4.
Ratio
Divide 80 in the ratio 1:3:4
Answer: 10, 30 and 40
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5.
Statistics
The mean of 4 numbers is 27. If 3 of them are 28, 22, 35, what is the missing number?
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1.
Number
Write 0.00017 in standard form
Answer: 1.7 × 10-4
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2.
Algebra
Factorise: x² + x - 12
Answer: (x + 4)(x - 3)
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3.
Geometry
Adjacent = 10cm, angle = 33°. Find opposite. Give your answer to 2 decimal places
Answer: 6.49cm
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4.
Ratio
Simplify: 18:18:6
Answer: 3:3:1
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5.
Statistics
Calculate the mean of: 18, 15, 41, 29, 13, 46, 22, 9. Give your answer to 2 decimal places
Answer: 24.13