Change pack
Lintel
Dec 5 - 11
25 questions
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1.
Number
Write 4,500,000 in standard form
Answer: 4.5 × 106
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2.
Algebra
Factorise: x² + x - 56
Answer: (x + 8)(x - 7)
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3.
Geometry
Hypotenuse = 26cm, angle = 45°. Find adjacent side. Give your answer to 2 decimal places
Answer: 18.38cm
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4.
Ratio
Divide 72 in the ratio 2:1:3
Answer: 24, 12 and 36
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5.
Statistics
The mean of 5 numbers is 39. If 4 of them are 41, 22, 23, 48, what is the missing number?
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1.
Number
Write 0.00078 in standard form
Answer: 7.8 × 10-4
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2.
Algebra
Factorise: x² + 3x - 18
Answer: (x + 6)(x - 3)
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3.
Geometry
Adjacent = 25cm, angle = 49°. Find opposite. Give your answer to 2 decimal places
Answer: 28.76cm
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4.
Ratio
Divide 220 in the ratio 4:4:3
Answer: 80, 80 and 60
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5.
Statistics
The mean of 6 numbers is 30. If 5 of them are 36, 41, 39, 22, 15, what is the missing number?
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1.
Number
Write 410,000,000 in standard form
Answer: 4.1 × 108
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2.
Algebra
Factorise: x² + 2x - 80
Answer: (x + 10)(x - 8)
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3.
Geometry
Hypotenuse = 33cm, angle = 63°. Find adjacent side. Give your answer to 2 decimal places
Answer: 14.98cm
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4.
Ratio
Simplify: 16:12:20
Answer: 4:3:5
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5.
Statistics
Calculate the mean of: 32, 47, 45, 45, 34, 29. Give your answer to 2 decimal places
Answer: 38.67
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1.
Number
Write 96,000,000 in standard form
Answer: 9.6 × 107
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2.
Algebra
Factorise: x² - 10x + 21
Answer: (x - 3)(x - 7)
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3.
Geometry
Hypotenuse = 30cm, angle = 63°. Find adjacent side. Give your answer to 2 decimal places
Answer: 13.62cm
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4.
Ratio
Simplify: 10:12:6
Answer: 5:6:3
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5.
Statistics
Calculate the mean of: 45, 6, 17, 16, 34, 36. Give your answer to 2 decimal places
Answer: 25.67
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1.
Number
Write 0.000075 in standard form
Answer: 7.5 × 10-5
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2.
Algebra
Factorise: x² + 5x - 6
Answer: (x + 6)(x - 1)
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3.
Geometry
Adjacent = 12cm, angle = 40°. Find opposite. Give your answer to 2 decimal places
Answer: 10.07cm
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4.
Ratio
Simplify: 16:8:8
Answer: 2:1:1
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5.
Statistics
The mean of 4 numbers is 35. If 3 of them are 46, 41, 44, what is the missing number?