Change pack
Lintel
Jul 15 - 21
25 questions
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1.
Number
Write 0.081 in standard form
Answer: 8.1 × 10-2
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2.
Algebra
Factorise: x² - 8x - 9
Answer: (x + 1)(x - 9)
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3.
Geometry
Adjacent = 11cm, angle = 51°. Find opposite. Give your answer to 2 decimal places
Answer: 13.58cm
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4.
Ratio
Divide 160 in the ratio 3:3:4
Answer: 48, 48 and 64
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5.
Statistics
The mean of 5 numbers is 28. If 4 of them are 39, 45, 18, 24, what is the missing number?
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1.
Number
Write 90,000 in standard form
Answer: 9 × 104
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2.
Algebra
Factorise: x² + 5x - 6
Answer: (x + 6)(x - 1)
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3.
Geometry
Hypotenuse = 35cm, angle = 44°. Find adjacent side. Give your answer to 2 decimal places
Answer: 25.18cm
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4.
Ratio
Divide 72 in the ratio 3:2:1
Answer: 36, 24 and 12
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5.
Statistics
The mean of 4 numbers is 33. If 3 of them are 21, 39, 48, what is the missing number?
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1.
Number
Write 0.00009 in standard form
Answer: 9 × 10-5
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2.
Algebra
Factorise: x² + 18x + 80
Answer: (x + 10)(x + 8)
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3.
Geometry
Adjacent = 30cm, angle = 55°. Find opposite. Give your answer to 2 decimal places
Answer: 42.84cm
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4.
Ratio
Divide 210 in the ratio 1:4:2
Answer: 30, 120 and 60
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5.
Statistics
Calculate the mean of: 36, 15, 37, 15, 24, 23, 17, 31
Answer: 24.75
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1.
Number
Write 0.000031 in standard form
Answer: 3.1 × 10-5
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2.
Algebra
Factorise: x² - 7x - 18
Answer: (x + 2)(x - 9)
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3.
Geometry
Adjacent = 23cm, angle = 31°. Find opposite. Give your answer to 2 decimal places
Answer: 13.82cm
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4.
Ratio
Simplify: 12:4:10
Answer: 6:2:5
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5.
Statistics
Calculate the mean of: 35, 7, 45, 44, 26, 45, 48, 33. Give your answer to 2 decimal places
Answer: 35.38
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1.
Number
Write 99,000 in standard form
Answer: 9.9 × 104
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2.
Algebra
Factorise: x² - 3x - 54
Answer: (x + 6)(x - 9)
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3.
Geometry
Hypotenuse = 20cm, angle = 46°. Find adjacent side. Give your answer to 2 decimal places
Answer: 13.89cm
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4.
Ratio
Simplify: 10:6:10
Answer: 5:3:5
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5.
Statistics
The mean of 6 numbers is 23. If 5 of them are 18, 32, 26, 21, 16, what is the missing number?