Change pack
Lintel
Nov 7 - 13
25 questions
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1.
Number
Write 300,000 in standard form
Answer: 3 × 105
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2.
Algebra
Factorise: x² + 7x + 6
Answer: (x + 6)(x + 1)
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3.
Geometry
Adjacent = 22cm, angle = 56°. Find opposite. Give your answer to 2 decimal places
Answer: 32.62cm
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4.
Ratio
Simplify the ratio 4 litres : 450 ml
Answer: 80:9
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5.
Statistics
Calculate the mean of: 6, 50, 21, 14, 16, 15, 6, 47. Give your answer to 2 decimal places
Answer: 21.88
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1.
Number
Write 28,000 in standard form
Answer: 2.8 × 104
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2.
Algebra
Factorise: x² - 6x - 55
Answer: (x + 5)(x - 11)
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3.
Geometry
Adjacent = 29cm, angle = 49°. Find opposite. Give your answer to 2 decimal places
Answer: 33.36cm
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4.
Ratio
Orange, purple and pink beads are in the ratio 7:11:3. What fraction of the beads are orange?
Answer: 1⁄3
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5.
Statistics
Calculate the mean of: 49, 39, 36, 42, 26, 38, 46, 8
Answer: 35.5
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1.
Number
Write 0.00058 in standard form
Answer: 5.8 × 10-4
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2.
Algebra
Factorise: x² + 2x - 48
Answer: (x + 8)(x - 6)
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3.
Geometry
Hypotenuse = 18cm, angle = 51°. Find adjacent side. Give your answer to 2 decimal places
Answer: 11.33cm
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4.
Ratio
£231.00 is shared between A and B in the ratio 4:3. How much does A receive?
Answer: £132.00
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5.
Statistics
The mean of 5 numbers is 29. If 4 of them are 23, 33, 21, 21, what is the missing number?
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1.
Number
Write 0.000073 in standard form
Answer: 7.3 × 10-5
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2.
Algebra
Factorise: x² + 2x - 3
Answer: (x + 3)(x - 1)
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3.
Geometry
Adjacent = 22cm, angle = 58°. Find opposite. Give your answer to 2 decimal places
Answer: 35.21cm
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4.
Ratio
£224.00 is shared between A and B in the ratio 4:3. How much does A receive?
Answer: £128.00
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5.
Statistics
The mean of 5 numbers is 31. If 4 of them are 17, 19, 20, 44, what is the missing number?
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1.
Number
Write 36,000,000 in standard form
Answer: 3.6 × 107
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2.
Algebra
Factorise: x² + 7x + 10
Answer: (x + 5)(x + 2)
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3.
Geometry
Hypotenuse = 30cm, angle = 57°. Find adjacent side. Give your answer to 2 decimal places
Answer: 16.34cm
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4.
Ratio
Red, blue and green sweets are in the ratio 6:9:12. What fraction of the sweets are red?
Answer: 2⁄9
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5.
Statistics
Calculate the mean of: 22, 33, 48, 49, 14, 46. Give your answer to 2 decimal places
Answer: 35.33