Change pack
Lintel
Jul 17 - 23
25 questions
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1.
Number
Write 42,000 in standard form
Answer: 4.2 × 104
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2.
Algebra
Factorise: x² + 3x - 54
Answer: (x + 9)(x - 6)
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3.
Geometry
Hypotenuse = 19cm, angle = 40°. Find adjacent side. Give your answer to 2 decimal places
Answer: 14.55cm
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4.
Ratio
Simplify the ratio 4 litres : 900 ml
Answer: 40:9
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5.
Statistics
The mean of 6 numbers is 35. If 5 of them are 18, 35, 40, 32, 49, what is the missing number?
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1.
Number
Write 300,000 in standard form
Answer: 3 × 105
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2.
Algebra
Factorise: x² + 4x - 60
Answer: (x + 10)(x - 6)
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3.
Geometry
Hypotenuse = 28cm, angle = 34°. Find adjacent side. Give your answer to 2 decimal places
Answer: 23.21cm
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4.
Ratio
Black, white and yellow counters are in the ratio 9:11:8. What fraction of the counters are black?
Answer: 9⁄28
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5.
Statistics
The mean of 5 numbers is 32. If 4 of them are 15, 29, 30, 18, what is the missing number?
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1.
Number
Write 0.0023 in standard form
Answer: 2.3 × 10-3
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2.
Algebra
Factorise: x² + 3x - 108
Answer: (x + 12)(x - 9)
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3.
Geometry
Adjacent = 17cm, angle = 57°. Find opposite. Give your answer to 2 decimal places
Answer: 26.18cm
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4.
Ratio
£208.00 is shared between A and B in the ratio 5:3. How much does A receive?
Answer: £130.00
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5.
Statistics
Calculate the mean of: 50, 35, 29, 50, 38, 40. Give your answer to 2 decimal places
Answer: 40.33
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1.
Number
Write 62,000 in standard form
Answer: 6.2 × 104
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2.
Algebra
Factorise: x² - 7x - 8
Answer: (x + 1)(x - 8)
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3.
Geometry
Hypotenuse = 26cm, angle = 51°. Find adjacent side. Give your answer to 2 decimal places
Answer: 16.36cm
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4.
Ratio
In ratio 7:7:11, what fraction is the third part?
Answer: 11⁄25
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5.
Statistics
The mean of 5 numbers is 35. If 4 of them are 49, 21, 15, 44, 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 + 6x + 5
Answer: (x + 5)(x + 1)
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3.
Geometry
Adjacent = 23cm, angle = 30°. Find opposite. Give your answer to 2 decimal places
Answer: 13.28cm
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4.
Ratio
£392.00 is shared between A and B in the ratio 5:3. How much does A receive?
Answer: £245.00
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5.
Statistics
Calculate the mean of: 25, 47, 41, 28, 39, 50, 6. Give your answer to 2 decimal places
Answer: 33.71