Study cards
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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What are the Properties of 0? | Zero is an even integer.
Zero is neither positive nor negative.
Zero is a multiple of every number.
Zero is a factor of no number.
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What is the square root of 2? | = 1.4
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What is the Square root of 3? | = 1.7
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What is the Area of a Trapezoid? | ((sum of bases)(height))/2
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Standard Deviations of n Numbers | 1. Find arithmetic mean
2. Find differences between mean and each of the n numbers.
3. Square each of the differences.
4. Find avarage of squared differences.
5. Take non-negative square root of this average.
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1. Odd + odd = 2. Even + Even = 3. Odd + Even = | 1. Even
2. Even
3. Odd
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1. Odd X Odd = 2. Even X Even = 3. Odd X Odd = | 1. Odd
2. Even
3. Even
Any multiplication involving an even number creates an even product.
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What is Gross? | Is the total amount before any deductions are made.
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What is Net? | is the amount after deductions are made.
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Percentage to know: 1/8% | = 12.5%
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Percentage to know: 1/6% | = 16.6%
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Percentage to know: 5/6% | = 83.3%
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Created by:
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