Change pack
Lintel
Jun 2 - 8
25 questions
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1.
Number
Write 95,000,000 in standard form
Answer: 9.5 × 107
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2.
Algebra
Factorise: x² + x - 42
Answer: (x + 7)(x - 6)
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3.
Geometry
Adjacent = 18cm, angle = 39°. Find opposite. Give your answer to 2 decimal places
Answer: 14.58cm
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4.
Ratio
Simplify the ratio 3kg : 350g
Answer: 60:7
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5.
Statistics
Calculate the mean of: 13, 48, 32, 32, 42, 19
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1.
Number
Write 0.064 in standard form
Answer: 6.4 × 10-2
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2.
Algebra
Factorise: x² - 4x - 32
Answer: (x + 4)(x - 8)
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3.
Geometry
Hypotenuse = 18cm, angle = 61°. Find adjacent side. Give your answer to 2 decimal places
Answer: 8.73cm
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4.
Ratio
Simplify the ratio 2 hours : 55 minutes
Answer: 24:11
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5.
Statistics
The mean of 4 numbers is 30. If 3 of them are 19, 28, 42, what is the missing number?
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1.
Number
Write 0.000049 in standard form
Answer: 4.9 × 10-5
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2.
Algebra
Factorise: x² + x - 30
Answer: (x + 6)(x - 5)
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3.
Geometry
Hypotenuse = 35cm, angle = 31°. Find adjacent side. Give your answer to 2 decimal places
Answer: 30cm
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4.
Ratio
Express the second part of 15:12 as a fraction in simplest form
Answer: 4⁄9
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5.
Statistics
Calculate the mean of: 44, 16, 43, 37, 32, 13. Give your answer to 2 decimal places
Answer: 30.83
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1.
Number
Write 50,000 in standard form
Answer: 5 × 104
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2.
Algebra
Factorise: x² - 11x + 18
Answer: (x - 2)(x - 9)
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3.
Geometry
Adjacent = 30cm, angle = 51°. Find opposite. Give your answer to 2 decimal places
Answer: 37.05cm
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4.
Ratio
Simplify: 8:12:24
Answer: 2:3:6
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5.
Statistics
The mean of 5 numbers is 22. If 4 of them are 17, 20, 16, 34, what is the missing number?
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1.
Number
Write 0.00007 in standard form
Answer: 7 × 10-5
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2.
Algebra
Factorise: x² - 9x + 20
Answer: (x - 4)(x - 5)
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3.
Geometry
Hypotenuse = 25cm, angle = 49°. Find adjacent side. Give your answer to 2 decimal places
Answer: 16.4cm
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4.
Ratio
Divide 96 in the ratio 3:2:1
Answer: 48, 32 and 16
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5.
Statistics
The mean of 6 numbers is 38. If 5 of them are 19, 33, 41, 33, 47, what is the missing number?