Change pack
Cornerstone
Jan 1 - 7
25 questions
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1.
Number
What is the missing number: 34 + ? = 188
Answer: 154
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2.
Algebra
Expand: 5(2x + 5)
Answer: 10x + 25
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3.
Geometry
Find the hypotenuse of a right triangle with sides 5cm and 12cm
Answer: 13cm
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4.
Ratio
Simplify: 8:16:24
Answer: 1:2:3
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5.
Statistics
Calculate the mean of: 30, 32, 43, 22, 15, 21, 38
Answer: 28.7
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1.
Number
Calculate: 781 + 913
Answer: 781 + 913 = 1694
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2.
Algebra
Solve: 8x = 24
Answer: x = 3
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3.
Geometry
Find the area of a circle with radius 9cm
Answer: 254.47cm²
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4.
Ratio
Simplify the ratio 4:12
Answer: 1:3
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5.
Statistics
Find the range of: 12, 34, 26, 13, 18
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1.
Number
Calculate: 1⁄5 + 1⁄5
Answer: 2⁄5
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2.
Algebra
Solve: x + 15 = 34
Answer: x = 19
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3.
Geometry
Calculate the area of a right triangle with perpendicular sides 10cm and 8cm
Answer: 40cm²
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4.
Ratio
Calculate 10% of 173
Answer: 17.3
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5.
Statistics
A bag has 3 red and 5 blue balls. What is the probability of picking a red ball?
Answer: 3⁄8
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1.
Number
Calculate: 1 + (9)
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2.
Algebra
For y = x³, find y when x = 3
Answer: y = 27
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3.
Geometry
Find the perimeter of a right triangle with sides 3cm and 4cm
Answer: 12cm
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4.
Ratio
Simplify the ratio 20:8
Answer: 5:2
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5.
Statistics
Calculate the mean of: 5, 40, 31, 27, 35, 35, 37, 18
Answer: 28.5
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1.
Number
Calculate: 64 + 99
Answer: 64 + 99 = 163
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2.
Algebra
Solve: 4x = 36
Answer: x = 9
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3.
Geometry
Opposite = 20cm, adjacent = 15cm. Calculate the angle
Answer: 53.1°
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4.
Ratio
Simplify the ratio 24:12
Answer: 2:1
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5.
Statistics
Find the range of: 28, 30, 10, 18, 31