Change pack
Lintel
Sep 16 - 22
25 questions
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1.
Number
67000000
Answer: 6.7 × 107
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2.
Algebra
Factorise: x² + x - 56
Answer: (x + 8)(x - 7)
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3.
Geometry
Hypotenuse = 15cm, angle = 38°. Find adjacent side
Answer: 11.8cm
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4.
Ratio
Express the first part of 2:6 as a fraction in simplest form
Answer: 1⁄4
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5.
Statistics
Calculate the mean of: 34, 5, 33, 25, 23, 36, 47
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1.
Number
0.0022
Answer: 2.2 × 10-3
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2.
Algebra
Factorise: x² - 9x + 14
Answer: (x - 2)(x - 7)
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3.
Geometry
Adjacent = 26cm, angle = 30°. Find opposite
Answer: 15cm
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4.
Ratio
Express the first part of 2:5 as a fraction in simplest form
Answer: 2⁄7
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5.
Statistics
The mean of 5 numbers is 38. If 4 of them are 15, 27, 22, 47, what is the missing number?
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1.
Number
0.021
Answer: 2.1 × 10-2
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2.
Algebra
Factorise: x² - 6x + 9
Answer: (x - 3)(x - 3)
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3.
Geometry
Adjacent = 14cm, angle = 38°. Find opposite
Answer: 10.9cm
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4.
Ratio
Express the first part of 4:6 as a fraction in simplest form
Answer: 2⁄5
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5.
Statistics
The mean of 5 numbers is 34. If 4 of them are 27, 49, 33, 45, what is the missing number?
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1.
Number
95000000
Answer: 9.5 × 107
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2.
Algebra
Factorise: x² + 2x - 3
Answer: (x + 3)(x - 1)
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3.
Geometry
Hypotenuse = 18cm, angle = 30°. Find adjacent side
Answer: 15.6cm
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4.
Ratio
Divide 152 in the ratio 4:3:1
Answer: 76, 57 and 19
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5.
Statistics
Calculate the mean of: 21, 13, 37, 25, 18, 27, 18
Answer: 22.7
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1.
Number
0.00058
Answer: 5.8 × 10-4
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2.
Algebra
Factorise: x² + 2x - 8
Answer: (x + 4)(x - 2)
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3.
Geometry
Adjacent = 20cm, angle = 34°. Find opposite
Answer: 13.5cm
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4.
Ratio
Divide 200 in the ratio 3:3:2
Answer: 75, 75 and 50
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5.
Statistics
The mean of 4 numbers is 22. If 3 of them are 19, 18, 30, what is the missing number?