Change pack
Lintel
Jul 10 - 16
25 questions
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1.
Number
Write 690,000,000 in standard form
Answer: 6.9 × 108
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2.
Algebra
Factorise: x² - 4x - 32
Answer: (x + 4)(x - 8)
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3.
Geometry
Hypotenuse = 31cm, angle = 29°. Find adjacent side. Give your answer to 2 decimal places
Answer: 27.11cm
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4.
Ratio
Simplify: 6:6:15
Answer: 2:2:5
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5.
Statistics
Calculate the mean of: 39, 26, 37, 23, 26, 34. Give your answer to 2 decimal places
Answer: 30.83
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1.
Number
Write 0.000095 in standard form
Answer: 9.5 × 10-5
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2.
Algebra
Factorise: x² + 15x + 36
Answer: (x + 12)(x + 3)
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3.
Geometry
Adjacent = 29cm, angle = 60°. Find opposite. Give your answer to 2 decimal places
Answer: 50.23cm
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4.
Ratio
Divide 105 in the ratio 3:1:1
Answer: 63, 21 and 21
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5.
Statistics
The mean of 6 numbers is 34. If 5 of them are 45, 47, 46, 37, 18, what is the missing number?
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1.
Number
Write 52,000 in standard form
Answer: 5.2 × 104
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2.
Algebra
Factorise: x² - 2x - 24
Answer: (x + 4)(x - 6)
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3.
Geometry
Hypotenuse = 17cm, angle = 55°. Find adjacent side. Give your answer to 2 decimal places
Answer: 9.75cm
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4.
Ratio
Divide 168 in the ratio 1:4:3
Answer: 21, 84 and 63
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5.
Statistics
The mean of 5 numbers is 37. If 4 of them are 39, 36, 27, 42, what is the missing number?
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1.
Number
Write 0.000042 in standard form
Answer: 4.2 × 10-5
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2.
Algebra
Factorise: x² - x - 30
Answer: (x + 5)(x - 6)
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3.
Geometry
Adjacent = 26cm, angle = 56°. Find opposite. Give your answer to 2 decimal places
Answer: 38.55cm
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4.
Ratio
Simplify: 8:24:12
Answer: 2:6:3
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5.
Statistics
Calculate the mean of: 26, 7, 48, 21, 25, 42, 48
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1.
Number
Write 0.000082 in standard form
Answer: 8.2 × 10-5
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2.
Algebra
Factorise: x² + 4x - 45
Answer: (x + 9)(x - 5)
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3.
Geometry
Adjacent = 16cm, angle = 30°. Find opposite. Give your answer to 2 decimal places
Answer: 9.24cm
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4.
Ratio
Simplify the ratio 1 hour : 55 minutes
Answer: 12:11
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5.
Statistics
The mean of 4 numbers is 28. If 3 of them are 26, 44, 22, what is the missing number?