Change pack
Lintel
Apr 22 - 28
25 questions
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1.
Number
Write 0.0017 in standard form
Answer: 1.7 × 10-3
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2.
Algebra
Factorise: x² - 2x - 63
Answer: (x + 7)(x - 9)
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3.
Geometry
Hypotenuse = 15cm, angle = 43°. Find adjacent side. Give your answer to 2 decimal places
Answer: 10.97cm
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4.
Ratio
£160.00 is shared between A and B in the ratio 3:2. How much does A receive?
Answer: £96.00
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5.
Statistics
The mean of 4 numbers is 33. If 3 of them are 23, 18, 48, what is the missing number?
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1.
Number
Write 79,000,000 in standard form
Answer: 7.9 × 107
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2.
Algebra
Factorise: x² - 2x - 48
Answer: (x + 6)(x - 8)
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3.
Geometry
Adjacent = 14cm, angle = 32°. Find opposite. Give your answer to 2 decimal places
Answer: 8.75cm
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4.
Ratio
Simplify the ratio m : 10cm
Answer: 10:1
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5.
Statistics
Calculate the mean of: 5, 15, 31, 18, 18, 20, 21. Give your answer to 2 decimal places
Answer: 18.29
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1.
Number
Write 20,000,000 in standard form
Answer: 2 × 107
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2.
Algebra
Factorise: x² - x - 20
Answer: (x + 4)(x - 5)
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3.
Geometry
Adjacent = 30cm, angle = 38°. Find opposite. Give your answer to 2 decimal places
Answer: 23.44cm
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4.
Ratio
Simplify: 16:12:16
Answer: 4:3:4
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5.
Statistics
The mean of 4 numbers is 29. If 3 of them are 34, 29, 16, what is the missing number?
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1.
Number
Write 0.00021 in standard form
Answer: 2.1 × 10-4
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2.
Algebra
Factorise: x² - 9x - 10
Answer: (x + 1)(x - 10)
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3.
Geometry
Hypotenuse = 37cm, angle = 54°. Find adjacent side. Give your answer to 2 decimal places
Answer: 21.75cm
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4.
Ratio
Black and white counters are in the ratio 13:11. What fraction of the counters are white?
Answer: 11⁄24
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5.
Statistics
Calculate the mean of: 38, 12, 24, 43, 35, 34, 34. Give your answer to 2 decimal places
Answer: 31.43
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1.
Number
Write 670,000 in standard form
Answer: 6.7 × 105
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2.
Algebra
Factorise: x² + 6x - 72
Answer: (x + 12)(x - 6)
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3.
Geometry
Adjacent = 15cm, angle = 42°. Find opposite. Give your answer to 2 decimal places
Answer: 13.51cm
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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
Calculate the mean of: 30, 45, 9, 9, 39, 25, 28. Give your answer to 2 decimal places
Answer: 26.43