Change pack
Lintel
May 24 - 30
25 questions
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1.
Number
Write 0.079 in standard form
Answer: 7.9 × 10-2
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2.
Algebra
Factorise: x² - 12x + 35
Answer: (x - 5)(x - 7)
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3.
Geometry
Hypotenuse = 22cm, angle = 57°. Find adjacent side. Give your answer to 2 decimal places
Answer: 11.98cm
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4.
Ratio
Divide 180 in the ratio 4:4:1
Answer: 80, 80 and 20
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5.
Statistics
Calculate the mean of: 49, 36, 42, 48, 36, 12, 35. Give your answer to 2 decimal places
Answer: 36.86
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1.
Number
Write 29,000,000 in standard form
Answer: 2.9 × 107
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2.
Algebra
Factorise: x² + 2x - 3
Answer: (x + 3)(x - 1)
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3.
Geometry
Adjacent = 19cm, angle = 51°. Find opposite. Give your answer to 2 decimal places
Answer: 23.46cm
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4.
Ratio
Simplify: 6:12:9
Answer: 2:4:3
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5.
Statistics
The mean of 5 numbers is 26. If 4 of them are 29, 21, 21, 30, what is the missing number?
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1.
Number
Write 0.0059 in standard form
Answer: 5.9 × 10-3
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2.
Algebra
Factorise: x² + 3x - 40
Answer: (x + 8)(x - 5)
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3.
Geometry
Hypotenuse = 40cm, angle = 59°. Find adjacent side. Give your answer to 2 decimal places
Answer: 20.6cm
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4.
Ratio
Divide 128 in the ratio 4:3:1
Answer: 64, 48 and 16
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5.
Statistics
The mean of 4 numbers is 31. If 3 of them are 27, 29, 50, what is the missing number?
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1.
Number
Write 860,000,000 in standard form
Answer: 8.6 × 108
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2.
Algebra
Factorise: x² + 6x + 5
Answer: (x + 5)(x + 1)
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3.
Geometry
Adjacent = 27cm, angle = 51°. Find opposite. Give your answer to 2 decimal places
Answer: 33.34cm
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4.
Ratio
Divide 144 in the ratio 2:4:3
Answer: 32, 64 and 48
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5.
Statistics
Calculate the mean of: 46, 42, 10, 21, 44, 22. Give your answer to 2 decimal places
Answer: 30.83
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1.
Number
Write 340,000 in standard form
Answer: 3.4 × 105
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2.
Algebra
Factorise: x² - x - 20
Answer: (x + 4)(x - 5)
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3.
Geometry
Adjacent = 11cm, angle = 56°. Find opposite. Give your answer to 2 decimal places
Answer: 16.31cm
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4.
Ratio
Red and blue beads are in the ratio 8:2. What fraction of the beads are blue?
Answer: 1⁄5
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5.
Statistics
Calculate the mean of: 38, 46, 14, 13, 6, 10, 13