Change pack
Lintel
Dec 27 - Jan 2
25 questions
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1.
Number
Write 13,000 in standard form
Answer: 1.3 × 104
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2.
Algebra
Factorise: x² - 3x - 10
Answer: (x + 2)(x - 5)
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3.
Geometry
Hypotenuse = 29cm, angle = 32°. Find adjacent side. Give your answer to 2 decimal places
Answer: 24.59cm
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4.
Ratio
Divide 280 in the ratio 3:4:3
Answer: 84, 112 and 84
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5.
Statistics
The mean of 5 numbers is 36. If 4 of them are 39, 46, 42, 20, what is the missing number?
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1.
Number
Write 930,000,000 in standard form
Answer: 9.3 × 108
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2.
Algebra
Factorise: x² - 9x - 10
Answer: (x + 1)(x - 10)
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3.
Geometry
Hypotenuse = 33cm, angle = 31°. Find adjacent side. Give your answer to 2 decimal places
Answer: 28.29cm
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4.
Ratio
Divide 126 in the ratio 2:4:3
Answer: 28, 56 and 42
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5.
Statistics
The mean of 5 numbers is 38. If 4 of them are 47, 50, 40, 23, what is the missing number?
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1.
Number
Write 0.00063 in standard form
Answer: 6.3 × 10-4
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2.
Algebra
Factorise: x² - 5x + 4
Answer: (x - 1)(x - 4)
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3.
Geometry
Adjacent = 28cm, angle = 42°. Find opposite. Give your answer to 2 decimal places
Answer: 25.21cm
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4.
Ratio
Black and white beads are in the ratio 11:12. What fraction of the beads are white?
Answer: 12⁄23
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5.
Statistics
Calculate the mean of: 7, 23, 49, 50, 10, 9. Give your answer to 2 decimal places
Answer: 24.67
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1.
Number
Write 0.0029 in standard form
Answer: 2.9 × 10-3
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2.
Algebra
Factorise: x² + 8x + 12
Answer: (x + 6)(x + 2)
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3.
Geometry
Hypotenuse = 24cm, angle = 62°. Find adjacent side. Give your answer to 2 decimal places
Answer: 11.27cm
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4.
Ratio
Simplify: 12:6:15
Answer: 4:2:5
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5.
Statistics
Calculate the mean of: 43, 14, 7, 8, 31, 41, 37. Give your answer to 2 decimal places
Answer: 25.86
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1.
Number
Write 730,000 in standard form
Answer: 7.3 × 105
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2.
Algebra
Factorise: x² - 5x - 14
Answer: (x + 2)(x - 7)
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3.
Geometry
Adjacent = 12cm, angle = 33°. Find opposite. Give your answer to 2 decimal places
Answer: 7.79cm
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4.
Ratio
Divide 52 in the ratio 2:1:1
Answer: 26, 13 and 13
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5.
Statistics
The mean of 6 numbers is 36. If 5 of them are 42, 45, 27, 43, 23, what is the missing number?