Change pack
Lintel
Aug 22 - 28
25 questions
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1.
Number
Write 4,700,000 in standard form
Answer: 4.7 × 106
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2.
Algebra
Factorise: x² + 2x - 48
Answer: (x + 8)(x - 6)
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3.
Geometry
Hypotenuse = 20cm, angle = 52°. Find adjacent side. Give your answer to 2 decimal places
Answer: 12.31cm
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4.
Ratio
Red, blue and green counters are in the ratio 11:6:1. What fraction of the counters are green?
Answer: 1⁄18
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5.
Statistics
Calculate the mean of: 45, 12, 42, 33, 26, 42, 6. Give your answer to 2 decimal places
Answer: 29.43
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1.
Number
Write 0.0003 in standard form
Answer: 3 × 10-4
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2.
Algebra
Factorise: x² + 12x + 36
Answer: (x + 6)(x + 6)
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3.
Geometry
Adjacent = 28cm, angle = 43°. Find opposite. Give your answer to 2 decimal places
Answer: 26.11cm
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4.
Ratio
£196.00 is shared between A and B in the ratio 3:4. How much does A receive?
Answer: £84.00
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5.
Statistics
The mean of 5 numbers is 35. If 4 of them are 21, 43, 20, 47, what is the missing number?
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1.
Number
Write 0.013 in standard form
Answer: 1.3 × 10-2
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2.
Algebra
Factorise: x² - 10x - 24
Answer: (x + 2)(x - 12)
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3.
Geometry
Adjacent = 18cm, angle = 50°. Find opposite. Give your answer to 2 decimal places
Answer: 21.45cm
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4.
Ratio
Orange and purple beads are in the ratio 2:13. What fraction of the beads are purple?
Answer: 13⁄15
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5.
Statistics
Calculate the mean of: 10, 10, 19, 12, 48, 15, 35, 30. Give your answer to 2 decimal places
Answer: 22.38
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1.
Number
Write 650,000,000 in standard form
Answer: 6.5 × 108
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2.
Algebra
Factorise: x² + 7x - 18
Answer: (x + 9)(x - 2)
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3.
Geometry
Hypotenuse = 20cm, angle = 25°. Find adjacent side. Give your answer to 2 decimal places
Answer: 18.13cm
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4.
Ratio
Express the second part of 7:5 as a fraction in simplest form
Answer: 5⁄12
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5.
Statistics
The mean of 6 numbers is 38. If 5 of them are 50, 24, 44, 25, 42, what is the missing number?
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1.
Number
Write 0.000045 in standard form
Answer: 4.5 × 10-5
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2.
Algebra
Factorise: x² + 5x - 14
Answer: (x + 7)(x - 2)
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3.
Geometry
Adjacent = 30cm, angle = 45°. Find opposite
Answer: 30cm
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4.
Ratio
Express the second part of 3:8 as a fraction in simplest form
Answer: 8⁄11
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5.
Statistics
The mean of 5 numbers is 30. If 4 of them are 48, 30, 30, 25, what is the missing number?