Change pack
Lintel
Jun 20 - 26
25 questions
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1.
Number
Write 0.092 in standard form
Answer: 9.2 × 10-2
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2.
Algebra
Factorise: x² + 4x - 96
Answer: (x + 12)(x - 8)
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3.
Geometry
Hypotenuse = 30cm, angle = 62°. Find adjacent side. Give your answer to 2 decimal places
Answer: 14.08cm
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4.
Ratio
Orange and purple beads are in the ratio 4:15. What fraction of the beads are purple?
Answer: 15⁄19
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5.
Statistics
The mean of 4 numbers is 37. If 3 of them are 48, 20, 38, what is the missing number?
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1.
Number
Write 62,000 in standard form
Answer: 6.2 × 104
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2.
Algebra
Factorise: x² + 3x - 28
Answer: (x + 7)(x - 4)
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3.
Geometry
Adjacent = 10cm, angle = 40°. Find opposite. Give your answer to 2 decimal places
Answer: 8.39cm
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4.
Ratio
Black and white counters are in the ratio 5:10. What fraction of the counters are black?
Answer: 1⁄3
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5.
Statistics
Calculate the mean of: 33, 10, 6, 43, 38, 50, 26. Give your answer to 2 decimal places
Answer: 29.43
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1.
Number
Write 0.066 in standard form
Answer: 6.6 × 10-2
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2.
Algebra
Factorise: x² + 6x - 27
Answer: (x + 9)(x - 3)
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3.
Geometry
Hypotenuse = 17cm, angle = 31°. Find adjacent side. Give your answer to 2 decimal places
Answer: 14.57cm
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4.
Ratio
Simplify: 20:20:16
Answer: 5:5:4
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5.
Statistics
Calculate the mean of: 11, 11, 14, 26, 7, 41. Give your answer to 2 decimal places
Answer: 18.33
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1.
Number
Write 9,000,000 in standard form
Answer: 9 × 106
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2.
Algebra
Factorise: x² + 15x + 44
Answer: (x + 11)(x + 4)
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3.
Geometry
Adjacent = 19cm, angle = 41°. Find opposite. Give your answer to 2 decimal places
Answer: 16.52cm
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4.
Ratio
Express the first part of 12:7 as a fraction in simplest form
Answer: 12⁄19
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5.
Statistics
The mean of 6 numbers is 38. If 5 of them are 48, 20, 27, 46, 44, what is the missing number?
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1.
Number
Write 190,000,000 in standard form
Answer: 1.9 × 108
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2.
Algebra
Factorise: x² - x - 110
Answer: (x + 10)(x - 11)
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3.
Geometry
Adjacent = 30cm, angle = 30°. Find opposite. Give your answer to 2 decimal places
Answer: 17.32cm
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4.
Ratio
Orange, purple and pink beads are in the ratio 12:2:3. What fraction of the beads are purple?
Answer: 2⁄17
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5.
Statistics
Calculate the mean of: 47, 24, 29, 21, 12, 21, 9. Give your answer to 2 decimal places
Answer: 23.29