Change pack
Lintel
Jan 13 - 19
25 questions
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1.
Number
3700000
Answer: 3.7 × 106
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2.
Algebra
Factorise: x² + 4x - 5
Answer: (x + 5)(x - 1)
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3.
Geometry
Adjacent = 20cm, angle = 43°. Find opposite
Answer: 18.7cm
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4.
Ratio
Simplify: 6:18:12
Answer: 1:3:2
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5.
Statistics
The mean of 6 numbers is 36. If 5 of them are 30, 21, 37, 30, 23, what is the missing number?
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1.
Number
220000
Answer: 2.2 × 105
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2.
Algebra
Factorise: x² - 13x + 42
Answer: (x - 7)(x - 6)
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3.
Geometry
Adjacent = 21cm, angle = 39°. Find opposite
Answer: 17cm
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4.
Ratio
£224.00 is shared between A and B in the ratio 5:3. How much does A receive?
Answer: £140.00
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5.
Statistics
Calculate the mean of: 33, 38, 50, 44, 30, 43, 40, 29
Answer: 38.4
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1.
Number
0.0098
Answer: 9.8 × 10-3
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2.
Algebra
Factorise: x² - 8x + 16
Answer: (x - 4)(x - 4)
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3.
Geometry
Hypotenuse = 15cm, angle = 54°. Find adjacent side
Answer: 8.8cm
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4.
Ratio
£189.00 is shared between A and B in the ratio 2:5. How much does A receive?
Answer: £54.00
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5.
Statistics
The mean of 6 numbers is 38. If 5 of them are 25, 15, 36, 25, 35, what is the missing number?
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1.
Number
76000000
Answer: 7.6 × 107
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2.
Algebra
Factorise: x² - 12x + 36
Answer: (x - 6)(x - 6)
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3.
Geometry
Adjacent = 16cm, angle = 44°. Find opposite
Answer: 15.5cm
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4.
Ratio
Simplify the ratio 8m:800cm
Answer: 1:100
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5.
Statistics
The mean of 6 numbers is 40. If 5 of them are 23, 28, 42, 44, 38, what is the missing number?
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1.
Number
0.0013
Answer: 1.3 × 10-3
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2.
Algebra
Factorise: x² + 2x - 3
Answer: (x + 3)(x - 1)
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3.
Geometry
Hypotenuse = 40cm, angle = 40°. Find adjacent side
Answer: 30.6cm
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4.
Ratio
Simplify the ratio 5m:500cm
Answer: 1:100
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5.
Statistics
Calculate the mean of: 14, 29, 32, 37, 13, 24, 44
Answer: 27.6