Change pack
Cornerstone
Jan 1 - 7
25 questions
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1.
Number
Calculate: 81 + 90
Answer: 81 + 90 = 171
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2.
Algebra
Solve: 9x = 90
Answer: x = 10
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3.
Geometry
Calculate the area of a circle with diameter 17cm
Answer: 226.98cm²
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4.
Ratio
Simplify the ratio 24:15
Answer: 8:5
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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
What is the missing number: 61 + ? = 198
Answer: 137
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2.
Algebra
Solve: 4x = 60
Answer: x = 15
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3.
Geometry
Opposite = 12cm, hypotenuse = 17cm. Find the angle
Answer: 45° (approximately)
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4.
Ratio
Calculate 10% of 134
Answer: 13.4
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5.
Statistics
Find the mean of: 7, 18, 12
Answer: 12.333333333333
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1.
Number
Calculate: 88 + 58
Answer: 88 + 58 = 146
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2.
Algebra
Solve: x + 9 = 18
Answer: x = 9
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3.
Geometry
Calculate the hypotenuse when a = 11cm and b = 7cm
Answer: 13.04cm
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4.
Ratio
Simplify the ratio 12:10
Answer: 6:5
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5.
Statistics
Calculate the mean of: 13, 22, 15, 12, 18, 39, 45, 49
Answer: 26.6
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1.
Number
Calculate: 1⁄8 + 2⁄8
Answer: 3⁄8
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2.
Algebra
Solve: x + 13 = 33
Answer: x = 20
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3.
Geometry
Calculate the area of a circle with diameter 8cm
Answer: 50.27cm²
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4.
Ratio
Simplify the ratio 12:20
Answer: 3:5
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5.
Statistics
Calculate the range of: 50, 31, 34, 45, 64, 60
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1.
Number
Calculate: 355 + 655
Answer: 355 + 655 = 1010
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2.
Algebra
Solve: 8x = 72
Answer: x = 9
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3.
Geometry
Opposite = 6cm, hypotenuse = 8.5cm. Find the angle
Answer: 45° (approximately)
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4.
Ratio
Calculate 10% of 50
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5.
Statistics
Find the range of: 12, 26, 32, 7, 28