Change pack
Lintel
Dec 28 - Jan 3
25 questions
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1.
Number
Write 200,000 in standard form
Answer: 2 × 105
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2.
Algebra
Factorise: x² + 4x + 3
Answer: (x + 3)(x + 1)
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3.
Geometry
Adjacent = 15cm, angle = 41°. Find opposite. Give your answer to 2 decimal places
Answer: 13.04cm
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4.
Ratio
£210.00 is shared between A and B in the ratio 1:2. How much does A receive?
Answer: £70.00
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5.
Statistics
Calculate the mean of: 22, 48, 17, 50, 32, 22. Give your answer to 2 decimal places
Answer: 31.83
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1.
Number
Write 0.0064 in standard form
Answer: 6.4 × 10-3
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2.
Algebra
Factorise: x² - 3x - 28
Answer: (x + 4)(x - 7)
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3.
Geometry
Hypotenuse = 21cm, angle = 52°. Find adjacent side. Give your answer to 2 decimal places
Answer: 12.93cm
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4.
Ratio
£185.00 is shared between A and B in the ratio 3:2. How much does A receive?
Answer: £111.00
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5.
Statistics
The mean of 4 numbers is 25. If 3 of them are 32, 21, 27, what is the missing number?
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1.
Number
Write 0.057 in standard form
Answer: 5.7 × 10-2
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2.
Algebra
Factorise: x² + 8x - 20
Answer: (x + 10)(x - 2)
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3.
Geometry
Adjacent = 18cm, angle = 57°. Find opposite. Give your answer to 2 decimal places
Answer: 27.72cm
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4.
Ratio
Orange, purple and pink counters are in the ratio 10:6:12. What fraction of the counters are pink?
Answer: 3⁄7
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5.
Statistics
The mean of 6 numbers is 39. If 5 of them are 36, 50, 38, 47, 28, what is the missing number?
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1.
Number
Write 49,000,000 in standard form
Answer: 4.9 × 107
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2.
Algebra
Factorise: x² + 19x + 90
Answer: (x + 10)(x + 9)
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3.
Geometry
Hypotenuse = 29cm, angle = 44°. Find adjacent side. Give your answer to 2 decimal places
Answer: 20.86cm
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4.
Ratio
Simplify the ratio £5 : 90p
Answer: 50:9
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5.
Statistics
Calculate the mean of: 32, 21, 45, 18, 26, 33. Give your answer to 2 decimal places
Answer: 29.17
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1.
Number
Write 68,000 in standard form
Answer: 6.8 × 104
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2.
Algebra
Factorise: x² - x - 12
Answer: (x + 3)(x - 4)
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3.
Geometry
Adjacent = 20cm, angle = 34°. Find opposite. Give your answer to 2 decimal places
Answer: 13.49cm
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4.
Ratio
Divide 152 in the ratio 3:2:3
Answer: 57, 38 and 57
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5.
Statistics
Calculate the mean of: 18, 18, 11, 43, 7, 35