Change pack
Lintel
Sep 20 - 26
25 questions
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1.
Number
Write 0.036 in standard form
Answer: 3.6 × 10-2
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2.
Algebra
Factorise: x² + 17x + 66
Answer: (x + 11)(x + 6)
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3.
Geometry
Hypotenuse = 28cm, angle = 25°. Find adjacent side. Give your answer to 2 decimal places
Answer: 25.38cm
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4.
Ratio
Express the first part of 13:4 as a fraction in simplest form
Answer: 13⁄17
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5.
Statistics
The mean of 4 numbers is 31. If 3 of them are 40, 21, 23, what is the missing number?
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1.
Number
Write 150,000,000 in standard form
Answer: 1.5 × 108
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2.
Algebra
Factorise: x² + 5x - 36
Answer: (x + 9)(x - 4)
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3.
Geometry
Adjacent = 25cm, angle = 44°. Find opposite. Give your answer to 2 decimal places
Answer: 24.14cm
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4.
Ratio
Simplify: 10:6:12
Answer: 5:3:6
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5.
Statistics
Calculate the mean of: 25, 44, 47, 36, 28, 38, 45. Give your answer to 2 decimal places
Answer: 37.57
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1.
Number
Write 0.04 in standard form
Answer: 4 × 10-2
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2.
Algebra
Factorise: x² - 2x - 48
Answer: (x + 6)(x - 8)
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3.
Geometry
Hypotenuse = 20cm, angle = 36°. Find adjacent side. Give your answer to 2 decimal places
Answer: 16.18cm
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4.
Ratio
Divide 117 in the ratio 2:4:3
Answer: 26, 52 and 39
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5.
Statistics
Calculate the mean of: 22, 9, 22, 39, 42, 38, 41. Give your answer to 2 decimal places
Answer: 30.43
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1.
Number
Write 55,000,000 in standard form
Answer: 5.5 × 107
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2.
Algebra
Factorise: x² - 10x - 11
Answer: (x + 1)(x - 11)
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3.
Geometry
Adjacent = 20cm, angle = 54°. Find opposite. Give your answer to 2 decimal places
Answer: 27.53cm
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4.
Ratio
Express the first part of 2:11 as a fraction in simplest form
Answer: 2⁄13
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5.
Statistics
The mean of 6 numbers is 30. If 5 of them are 38, 26, 45, 15, 26, what is the missing number?
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1.
Number
Write 170,000,000 in standard form
Answer: 1.7 × 108
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2.
Algebra
Factorise: x² - 11x + 28
Answer: (x - 4)(x - 7)
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3.
Geometry
Adjacent = 12cm, angle = 46°. Find opposite. Give your answer to 2 decimal places
Answer: 12.43cm
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4.
Ratio
Simplify the ratio 9m : 45cm
Answer: 20:1
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5.
Statistics
Calculate the mean of: 29, 19, 16, 19, 41, 16, 28