Change pack
Lintel
Feb 17 - 23
25 questions
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1.
Number
0.0063
Answer: 6.3 × 10-3
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2.
Algebra
Factorise: x² + 2x - 3
Answer: (x + 3)(x - 1)
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3.
Geometry
Adjacent = 22cm, angle = 49°. Find opposite
Answer: 25.3cm
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4.
Ratio
Simplify: 8:4:10
Answer: 4:2:5
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5.
Statistics
Calculate the mean of: 8, 22, 16, 26, 21, 9, 47, 49
Answer: 24.8
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1.
Number
0.00029
Answer: 2.9 × 10-4
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2.
Algebra
Factorise: x² + 4x - 5
Answer: (x + 5)(x - 1)
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3.
Geometry
Adjacent = 24cm, angle = 58°. Find opposite
Answer: 38.4cm
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4.
Ratio
Divide 252 in the ratio 1:4:4
Answer: 28, 112 and 112
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5.
Statistics
Calculate the mean of: 11, 5, 46, 18, 37, 15, 41
Answer: 24.7
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1.
Number
74000000
Answer: 7.4 × 107
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2.
Algebra
Factorise: x² - 4x + 4
Answer: (x - 2)(x - 2)
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3.
Geometry
Hypotenuse = 15cm, angle = 63°. Find adjacent side
Answer: 6.8cm
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4.
Ratio
Express the first part of 2:3 as a fraction in simplest form
Answer: 2⁄5
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5.
Statistics
The mean of 5 numbers is 30. If 4 of them are 48, 34, 41, 36, what is the missing number?
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1.
Number
0.00068
Answer: 6.8 × 10-4
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2.
Algebra
Factorise: x² - 7x + 10
Answer: (x - 5)(x - 2)
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3.
Geometry
Adjacent = 20cm, angle = 43°. Find opposite
Answer: 18.7cm
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4.
Ratio
Simplify: 8:24:12
Answer: 2:6:3
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5.
Statistics
Calculate the mean of: 30, 35, 32, 31, 26, 16
Answer: 28.3
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1.
Number
1300000
Answer: 1.3 × 106
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2.
Algebra
Factorise: x² + 7x - 8
Answer: (x + 8)(x - 1)
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3.
Geometry
Hypotenuse = 24cm, angle = 65°. Find adjacent side
Answer: 10.cm
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4.
Ratio
Divide 231 in the ratio 4:4:3
Answer: 84, 84 and 63
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5.
Statistics
The mean of 4 numbers is 23. If 3 of them are 49, 36, 27, what is the missing number?
Answer: -20