Change pack
Cornerstone
Jan 1 - 7
25 questions
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1.
Number
Calculate: 3⁄5 + 1⁄5
Answer: 4⁄5
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2.
Algebra
Expand: 9(x + 9)
Answer: 9x + 81
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3.
Geometry
Opposite = 8cm, hypotenuse = 11.3cm. Find the angle
Answer: 45° (approximately)
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4.
Ratio
Calculate 25% of 36
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5.
Statistics
Calculate the mean of: 15, 13, 32, 6, 37, 42
Answer: 24.2
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1.
Number
Calculate: 51 + 20
Answer: 51 + 20 = 71
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2.
Algebra
Simplify: 4x + 2x
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3.
Geometry
Calculate the area of a right triangle with perpendicular sides 6cm and 13cm
Answer: 39cm²
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4.
Ratio
Calculate 25% of 75
Answer: 18.75
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5.
Statistics
Calculate the range of: 80, 50, 85, 57, 87, 54
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1.
Number
Calculate: -5 + (31)
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2.
Algebra
Collect like terms: 6x + 8y + 2x + 3y
Answer: 8x + 11y
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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 15:35
Answer: 3:7
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5.
Statistics
Find the mean of: 15, 13, 14
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1.
Number
Calculate: 89 + 26
Answer: 89 + 26 = 115
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2.
Algebra
Expand: 4(2x + 2)
Answer: 8x + 8
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3.
Geometry
Calculate the area of a right triangle with perpendicular sides 6cm and 9cm
Answer: 27cm²
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4.
Ratio
Simplify the ratio 16:32
Answer: 1:2
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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: 783 + 615
Answer: 783 + 615 = 1398
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2.
Algebra
Find the next term: 6, 14, 22, 30, ...
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3.
Geometry
Find the area of a circle with radius 7cm
Answer: 153.94cm²
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4.
Ratio
Simplify the ratio 6:18
Answer: 1:3
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5.
Statistics
Calculate the mean of: 27, 47, 46, 8, 11, 5, 9
Answer: 21.9