Change pack
Cornerstone
Feb 17 - 23
25 questions
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1.
Number
Add: 3⁄4 + 7⁄8
Answer: 13⁄8
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2.
Algebra
Solve: 3x - 6 = 18
Answer: x = 8
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3.
Geometry
Find the hypotenuse of a right triangle with sides 15cm and 36cm
Answer: 39cm
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4.
Ratio
Divide 140 in the ratio 1:2:2
Answer: 28, 56 and 56
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5.
Statistics
Calculate the mean of: 43, 34, 20, 38, 19, 32, 32, 27
Answer: 30.6
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1.
Number
Add: 5⁄8 + 5⁄6
Answer: 35⁄24
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2.
Algebra
Solve: 7x - 14 = 84
Answer: x = 14
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3.
Geometry
Find the hypotenuse of a right triangle with sides 7cm and 24cm
Answer: 25cm
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4.
Ratio
Divide 175 in the ratio 4:2:1
Answer: 100, 50 and 25
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5.
Statistics
Calculate the mean of: 15, 15, 6, 26, 35, 13, 13
Answer: 17.6
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1.
Number
Calculate: 2⁄10 + 3⁄10
Answer: 1⁄2
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2.
Algebra
Solve: 7x + 11 = 60
Answer: x = 7
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3.
Geometry
Calculate the hypotenuse when a = 9cm and b = 5cm
Answer: 10.3cm
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4.
Ratio
Divide 80 in the ratio 3:1:1
Answer: 48, 16 and 16
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5.
Statistics
Find the mean of: 9, 3, 3
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1.
Number
Add: 3⁄4 + 5⁄7
Answer: 41⁄28
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2.
Algebra
Solve: 2x + 12 = 20
Answer: x = 4
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3.
Geometry
Find the hypotenuse of a right triangle with sides 15cm and 20cm
Answer: 25cm
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4.
Ratio
Divide 280 in the ratio 1:2:2
Answer: 56, 112 and 112
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5.
Statistics
Calculate the mean of: 34, 45, 12, 7, 11, 18, 50
Answer: 25.3
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1.
Number
Calculate: 2⁄6 + 1⁄6
Answer: 1⁄2
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2.
Algebra
Solve: 5x - 16 = 14
Answer: x = 6
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3.
Geometry
Calculate the hypotenuse when a = 5cm and b = 15cm
Answer: 15.81cm
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4.
Ratio
Divide 145 in the ratio 1:3:1
Answer: 29, 87 and 29
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5.
Statistics
Find the mean of: 16, 16, 19, 14, 18
Answer: 16.6