Change pack
Lintel
Oct 24 - 30
25 questions
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1.
Number
0.071
Answer: 7.1 × 10^-2
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2.
Algebra
Factorise: x² + 2x - 48
Answer: (x + 8)(x - 6)
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3.
Geometry
Adjacent = 11cm, angle = 41°. Find opposite
Answer: 9.6cm
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4.
Ratio
Divide 98 in the ratio 2:1:4
Answer: 28, 14 and 56
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5.
Statistics
Calculate the mean of: 43, 41, 21, 11, 10, 38, 40
Answer: 29.1
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1.
Number
980000
Answer: 9.8 × 105
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2.
Algebra
Factorise: x² - 14x + 49
Answer: (x - 7)(x - 7)
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3.
Geometry
Hypotenuse = 28cm, angle = 40°. Find adjacent side
Answer: 21.4cm
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4.
Ratio
Simplify: 12:8:4
Answer: 3:2:1
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5.
Statistics
The mean of 6 numbers is 34. If 5 of them are 35, 44, 28, 33, 24, what is the missing number?
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1.
Number
0.0027
Answer: 2.7 × 10^-3
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2.
Algebra
Factorise: x² - 12x + 36
Answer: (x - 6)(x - 6)
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3.
Geometry
Adjacent = 10cm, angle = 51°. Find opposite
Answer: 12.3cm
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4.
Ratio
Divide 78 in the ratio 4:1:1
Answer: 52, 13 and 13
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5.
Statistics
The mean of 6 numbers is 22. If 5 of them are 26, 27, 43, 46, 29, what is the missing number?
Answer: -39
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1.
Number
59000000
Answer: 5.9 × 107
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2.
Algebra
Factorise: x² + x - 20
Answer: (x + 5)(x - 4)
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3.
Geometry
Hypotenuse = 32cm, angle = 49°. Find adjacent side
Answer: 21cm
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4.
Ratio
Express the first part of 5:4 as a fraction in simplest form
Answer: 5⁄9
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5.
Statistics
Calculate the mean of: 15, 25, 45, 46, 48, 13, 39, 12
Answer: 30.4
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1.
Number
31000
Answer: 3.1 × 104
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2.
Algebra
Factorise: x² + x - 30
Answer: (x + 6)(x - 5)
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3.
Geometry
Hypotenuse = 15cm, angle = 59°. Find adjacent side
Answer: 7.7cm
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4.
Ratio
Divide 77 in the ratio 3:2:2
Answer: 33, 22 and 22
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5.
Statistics
Calculate the mean of: 43, 42, 40, 13, 36, 5, 10