Change pack
Lintel
Feb 11 - 17
25 questions
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1.
Number
Write 0.000025 in standard form
Answer: 2.5 × 10-5
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2.
Algebra
Factorise: x² + 2x - 35
Answer: (x + 7)(x - 5)
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3.
Geometry
Adjacent = 22cm, angle = 53°. Find opposite. Give your answer to 2 decimal places
Answer: 29.19cm
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4.
Ratio
Simplify the ratio 2m : 85cm
Answer: 40:17
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5.
Statistics
The mean of 4 numbers is 36. If 3 of them are 50, 28, 43, what is the missing number?
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1.
Number
Write 9,100,000 in standard form
Answer: 9.1 × 106
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2.
Algebra
Factorise: x² + 2x - 80
Answer: (x + 10)(x - 8)
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3.
Geometry
Hypotenuse = 17cm, angle = 49°. Find adjacent side. Give your answer to 2 decimal places
Answer: 11.15cm
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4.
Ratio
Orange, purple and pink sweets are in the ratio 5:5:6. What fraction of the sweets are purple?
Answer: 5⁄16
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5.
Statistics
The mean of 5 numbers is 28. If 4 of them are 39, 32, 36, 22, what is the missing number?
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1.
Number
Write 0.089 in standard form
Answer: 8.9 × 10-2
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2.
Algebra
Factorise: x² + 14x + 33
Answer: (x + 11)(x + 3)
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3.
Geometry
Adjacent = 10cm, angle = 55°. Find opposite. Give your answer to 2 decimal places
Answer: 14.28cm
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4.
Ratio
£145.00 is shared between A and B in the ratio 2:3. How much does A receive?
Answer: £58.00
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5.
Statistics
Calculate the mean of: 31, 47, 33, 47, 19, 40, 45. Give your answer to 2 decimal places
Answer: 37.43
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1.
Number
Write 0.000027 in standard form
Answer: 2.7 × 10-5
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2.
Algebra
Factorise: x² - x - 12
Answer: (x + 3)(x - 4)
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3.
Geometry
Adjacent = 28cm, angle = 58°. Find opposite. Give your answer to 2 decimal places
Answer: 44.81cm
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4.
Ratio
Simplify: 18:18:15
Answer: 6:6:5
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5.
Statistics
The mean of 4 numbers is 38. If 3 of them are 16, 34, 41, what is the missing number?
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1.
Number
Write 26,000,000 in standard form
Answer: 2.6 × 107
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2.
Algebra
Factorise: x² + 5x - 36
Answer: (x + 9)(x - 4)
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3.
Geometry
Hypotenuse = 29cm, angle = 59°. Find adjacent side. Give your answer to 2 decimal places
Answer: 14.94cm
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4.
Ratio
Express the first part of 10:13 as a fraction in simplest form
Answer: 10⁄23
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5.
Statistics
Calculate the mean of: 34, 5, 13, 28, 15, 26, 25. Give your answer to 2 decimal places
Answer: 20.86