Change pack
Lintel
Mar 22 - 28
25 questions
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1.
Number
54000
Answer: 5.4 × 104
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2.
Algebra
Factorise: x² - 7x + 10
Answer: (x - 2)(x - 5)
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3.
Geometry
Adjacent = 22cm, angle = 41°. Find opposite
Answer: 19.cm
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4.
Ratio
In ratio 3:2:3, what fraction is the second part?
Answer: 2⁄8
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5.
Statistics
The mean of 6 numbers is 35. If 5 of them are 36, 42, 35, 20, 27, what is the missing number?
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1.
Number
0.029
Answer: 2.9 × 10-2
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2.
Algebra
Factorise: x² + 4x - 12
Answer: (x + 6)(x - 2)
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3.
Geometry
Hypotenuse = 28cm, angle = 50°. Find adjacent side
Answer: 18cm
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4.
Ratio
Simplify the ratio 2m:200cm
Answer: 1:100
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5.
Statistics
Calculate the mean of: 24, 14, 38, 36, 9, 18, 20, 32
Answer: 23.9
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1.
Number
0.003
Answer: 3 × 10-3
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2.
Algebra
Factorise: x² + x - 2
Answer: (x + 2)(x - 1)
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3.
Geometry
Hypotenuse = 31cm, angle = 55°. Find adjacent side
Answer: 17.8cm
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4.
Ratio
Simplify: 6:12:12
Answer: 1:2:2
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5.
Statistics
The mean of 5 numbers is 40. If 4 of them are 15, 34, 33, 22, what is the missing number?
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1.
Number
22000000
Answer: 2.2 × 107
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2.
Algebra
Factorise: x² - 9x + 20
Answer: (x - 5)(x - 4)
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3.
Geometry
Adjacent = 23cm, angle = 53°. Find opposite
Answer: 30.5cm
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4.
Ratio
Divide 110 in the ratio 1:2:2
Answer: 22, 44 and 44
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5.
Statistics
Calculate the mean of: 25, 13, 24, 21, 22, 23
Answer: 21.3
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1.
Number
0.00018
Answer: 1.8 × 10-4
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2.
Algebra
Factorise: x² - 6x + 8
Answer: (x - 4)(x - 2)
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3.
Geometry
Hypotenuse = 29cm, angle = 63°. Find adjacent side
Answer: 13.2cm
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4.
Ratio
Divide 112 in the ratio 1:2:1
Answer: 28, 56 and 28
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5.
Statistics
Calculate the mean of: 9, 35, 18, 19, 21, 20
Answer: 20.3