Change pack
Cornerstone
Jan 1 - 7
25 questions
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1.
Number
Calculate: 65 + 77
Answer: 65 + 77 = 142
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2.
Algebra
Simplify: 7x + 6x
Answer: 13x
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3.
Geometry
Calculate the area of a circle with diameter 19cm
Answer: 283.53cm²
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4.
Ratio
Calculate 10% of 177
Answer: 17.7
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5.
Statistics
Calculate the range of: 62, 67, 52, 37, 37, 40
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1.
Number
What is the missing number: 84 + ? = 171
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2.
Algebra
Solve: 3x = 9
Answer: x = 3
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3.
Geometry
Find the area of a circle with radius 3cm
Answer: 28.27cm²
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4.
Ratio
Calculate 25% of 120
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5.
Statistics
What is the probability of getting heads when flipping a fair coin?
Answer: 1⁄2
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1.
Number
Calculate: 32 + 85
Answer: 32 + 85 = 117
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2.
Algebra
Factorise: 7x² + 7x
Answer: 7x(x + 1)
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3.
Geometry
Opposite = 13cm, adjacent = 15cm. Calculate the angle
Answer: 40.9°
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4.
Ratio
Calculate 25% of 66
Answer: 16.5
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5.
Statistics
Find the mean of: 16, 19, 10
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1.
Number
91000000
Answer: 9.1 × 107
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2.
Algebra
For y = x³, find y when x = 4
Answer: y = 64
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3.
Geometry
Find the hypotenuse of a right triangle with sides 8cm and 15cm
Answer: 17cm
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4.
Ratio
Simplify the ratio 20:16
Answer: 5:4
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5.
Statistics
Calculate the mean of: 41, 49, 13, 39, 6, 34
Answer: 30.3
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1.
Number
Add: 3⁄5 + 3⁄7
Answer: 36⁄35
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2.
Algebra
Solve: x + 13 = 31
Answer: x = 18
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3.
Geometry
Find the hypotenuse of a right triangle with sides 3cm and 4cm
Answer: 5cm
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4.
Ratio
Calculate 25% of 47
Answer: 11.75
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5.
Statistics
Calculate the mean of: 25, 35, 40, 40, 12, 43
Answer: 32.5