Change pack
Lintel
Mar 14 - 20
25 questions
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1.
Number
79000000
Answer: 7.9 × 107
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2.
Algebra
Factorise: x² - 8x + 12
Answer: (x - 2)(x - 6)
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3.
Geometry
Adjacent = 19cm, angle = 42°. Find opposite
Answer: 17.cm
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4.
Ratio
Express the first part of 4:2 as a fraction in simplest form
Answer: 2⁄3
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5.
Statistics
The mean of 6 numbers is 21. If 5 of them are 18, 32, 49, 28, 15, what is the missing number?
Answer: -16
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1.
Number
0.006
Answer: 6 × 10-3
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2.
Algebra
Factorise: x² + 3x - 4
Answer: (x + 4)(x - 1)
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3.
Geometry
Hypotenuse = 38cm, angle = 56°. Find adjacent side
Answer: 21.2cm
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4.
Ratio
Divide 100 in the ratio 1:1:3
Answer: 20, 20 and 60
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5.
Statistics
Calculate the mean of: 5, 47, 26, 15, 40, 22, 6, 13
Answer: 21.8
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1.
Number
92000000
Answer: 9.2 × 107
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2.
Algebra
Factorise: x² + 4x - 5
Answer: (x + 5)(x - 1)
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3.
Geometry
Adjacent = 17cm, angle = 44°. Find opposite
Answer: 16.4cm
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4.
Ratio
Simplify: 12:8:10
Answer: 6:4:5
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5.
Statistics
Calculate the mean of: 11, 29, 10, 32, 10, 43
Answer: 22.5
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1.
Number
0.022
Answer: 2.2 × 10-2
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2.
Algebra
Factorise: x² - 7x + 10
Answer: (x - 2)(x - 5)
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3.
Geometry
Hypotenuse = 34cm, angle = 57°. Find adjacent side
Answer: 18.5cm
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4.
Ratio
Express the first part of 3:2 as a fraction in simplest form
Answer: 3⁄5
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5.
Statistics
The mean of 4 numbers is 29. If 3 of them are 46, 19, 49, what is the missing number?
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1.
Number
0.0005
Answer: 5 × 10-4
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2.
Algebra
Factorise: x² - 6x + 8
Answer: (x - 4)(x - 2)
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3.
Geometry
Hypotenuse = 35cm, angle = 62°. Find adjacent side
Answer: 16.4cm
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4.
Ratio
Express the first part of 6:4 as a fraction in simplest form
Answer: 3⁄5
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5.
Statistics
The mean of 6 numbers is 39. If 5 of them are 47, 25, 35, 38, 45, what is the missing number?