Change pack
Lintel
Sep 19 - 25
25 questions
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1.
Number
Write 0.000035 in standard form
Answer: 3.5 × 10-5
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2.
Algebra
Factorise: x² - 14x + 49
Answer: (x - 7)(x - 7)
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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
Orange and purple beads are in the ratio 11:2. What fraction of the beads are orange?
Answer: 11⁄13
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5.
Statistics
Calculate the mean of: 5, 16, 8, 12, 27, 47, 45. Give your answer to 2 decimal places
Answer: 22.86
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1.
Number
Write 72,000,000 in standard form
Answer: 7.2 × 107
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2.
Algebra
Factorise: x² - 12x + 11
Answer: (x - 1)(x - 11)
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3.
Geometry
Hypotenuse = 23cm, angle = 53°. Find adjacent side. Give your answer to 2 decimal places
Answer: 13.84cm
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4.
Ratio
Red and blue marbles are in the ratio 15:14. What fraction of the marbles are blue?
Answer: 14⁄29
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5.
Statistics
The mean of 4 numbers is 35. If 3 of them are 23, 44, 37, what is the missing number?
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1.
Number
Write 0.08 in standard form
Answer: 8 × 10-2
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2.
Algebra
Factorise: x² - 2x - 24
Answer: (x + 4)(x - 6)
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3.
Geometry
Adjacent = 14cm, angle = 56°. Find opposite. Give your answer to 2 decimal places
Answer: 20.76cm
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4.
Ratio
Divide 203 in the ratio 2:1:4
Answer: 58, 29 and 116
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5.
Statistics
Calculate the mean of: 29, 9, 35, 31, 25, 48, 16, 14. Give your answer to 2 decimal places
Answer: 25.88
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1.
Number
Write 2,300,000 in standard form
Answer: 2.3 × 106
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2.
Algebra
Factorise: x² - 2x - 8
Answer: (x + 2)(x - 4)
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3.
Geometry
Hypotenuse = 29cm, angle = 30°. Find adjacent side. Give your answer to 2 decimal places
Answer: 25.11cm
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4.
Ratio
Express the second part of 3:13 as a fraction in simplest form
Answer: 13⁄16
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5.
Statistics
Calculate the mean of: 26, 10, 48, 20, 20, 6, 32, 43. Give your answer to 2 decimal places
Answer: 25.63
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1.
Number
Write 0.061 in standard form
Answer: 6.1 × 10-2
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2.
Algebra
Factorise: x² + x - 2
Answer: (x + 2)(x - 1)
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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
Express the first part of 3:6 as a fraction in simplest form
Answer: 1⁄3
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5.
Statistics
The mean of 5 numbers is 25. If 4 of them are 36, 16, 17, 27, what is the missing number?