Change pack
Lintel
Apr 26 - May 2
25 questions
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1.
Number
760000
Answer: 7.6 × 105
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2.
Algebra
Factorise: x² + x - 12
Answer: (x + 4)(x - 3)
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3.
Geometry
Hypotenuse = 40cm, angle = 39°. Find adjacent side
Answer: 31.cm
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4.
Ratio
Simplify: 12:24:12
Answer: 1:2:1
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5.
Statistics
The mean of 6 numbers is 21. If 5 of them are 31, 29, 48, 32, 18, what is the missing number?
Answer: -32
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1.
Number
0.0021
Answer: 2.1 × 10-3
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2.
Algebra
Factorise: x² - 12x + 36
Answer: (x - 6)(x - 6)
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3.
Geometry
Adjacent = 21cm, angle = 51°. Find opposite
Answer: 25.9cm
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4.
Ratio
Simplify: 24:16:20
Answer: 6:4:5
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5.
Statistics
Calculate the mean of: 8, 49, 19, 8, 31, 26
Answer: 23.5
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1.
Number
0.064
Answer: 6.4 × 10-2
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2.
Algebra
Factorise: x² - 14x + 49
Answer: (x - 7)(x - 7)
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3.
Geometry
Adjacent = 29cm, angle = 34°. Find opposite
Answer: 19.6cm
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4.
Ratio
Simplify: 9:12:18
Answer: 3:4:6
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5.
Statistics
Calculate the mean of: 38, 39, 42, 10, 30, 35
Answer: 32.3
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1.
Number
8300000
Answer: 8.3 × 106
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2.
Algebra
Factorise: x² + x - 42
Answer: (x + 7)(x - 6)
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3.
Geometry
Hypotenuse = 16cm, angle = 37°. Find adjacent side
Answer: 12.8cm
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4.
Ratio
Divide 112 in the ratio 1:1:2
Answer: 28, 28 and 56
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5.
Statistics
The mean of 4 numbers is 32. If 3 of them are 19, 26, 19, what is the missing number?
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1.
Number
51000000
Answer: 5.1 × 107
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2.
Algebra
Factorise: x² + 5x - 6
Answer: (x + 6)(x - 1)
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3.
Geometry
Adjacent = 28cm, angle = 60°. Find opposite
Answer: 48.5cm
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4.
Ratio
Simplify: 20:12:20
Answer: 5:3:5
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5.
Statistics
The mean of 4 numbers is 40. If 3 of them are 42, 43, 39, what is the missing number?