Change pack
Lintel
Feb 8 - 14
25 questions
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1.
Number
Write 0.00041 in standard form
Answer: 4.1 × 10-4
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2.
Algebra
Factorise: x² + 3x - 18
Answer: (x + 6)(x - 3)
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3.
Geometry
Adjacent = 24cm, angle = 34°. Find opposite. Give your answer to 2 decimal places
Answer: 16.19cm
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4.
Ratio
Divide 70 in the ratio 1:3:1
Answer: 14, 42 and 14
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5.
Statistics
Calculate the mean of: 47, 10, 12, 27, 44, 38, 20, 42
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1.
Number
Write 97,000,000 in standard form
Answer: 9.7 × 107
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2.
Algebra
Factorise: x² + 2x - 63
Answer: (x + 9)(x - 7)
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3.
Geometry
Hypotenuse = 31cm, angle = 40°. Find adjacent side. Give your answer to 2 decimal places
Answer: 23.75cm
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4.
Ratio
Orange and purple counters are in the ratio 3:6. What fraction of the counters are orange?
Answer: 1⁄3
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5.
Statistics
The mean of 5 numbers is 37. If 4 of them are 35, 43, 37, 29, 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 - 5x - 50
Answer: (x + 5)(x - 10)
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3.
Geometry
Adjacent = 28cm, angle = 30°. Find opposite. Give your answer to 2 decimal places
Answer: 16.17cm
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4.
Ratio
Simplify: 4:12:4
Answer: 1:3:1
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5.
Statistics
The mean of 4 numbers is 20. If 3 of them are 23, 26, 23, what is the missing number?
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1.
Number
Write 0.00068 in standard form
Answer: 6.8 × 10-4
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2.
Algebra
Factorise: x² - 16x + 55
Answer: (x - 5)(x - 11)
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3.
Geometry
Hypotenuse = 25cm, angle = 60°. Find adjacent side
Answer: 12.5cm
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4.
Ratio
Simplify: 15:9:6
Answer: 5:3:2
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5.
Statistics
Calculate the mean of: 35, 46, 47, 45, 26, 13, 46. Give your answer to 2 decimal places
Answer: 36.86
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1.
Number
Write 140,000,000 in standard form
Answer: 1.4 × 108
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2.
Algebra
Factorise: x² - 22x + 121
Answer: (x - 11)(x - 11)
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3.
Geometry
Adjacent = 10cm, angle = 39°. Find opposite. Give your answer to 2 decimal places
Answer: 8.cm
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4.
Ratio
Divide 115 in the ratio 2:2:1
Answer: 46, 46 and 23
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5.
Statistics
Calculate the mean of: 15, 45, 14, 30, 44, 37. Give your answer to 2 decimal places
Answer: 30.83