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  2. 77 best discounts for ages 50+: Where to save money for ...

    www.aol.com/finance/best-senior-discounts...

    Read the fine print before you pick a rental company, and make sure they take your discount off the base rate for maximum savings. Ages 50 and older. Hertz — 20% off base rate. Sixt — 5% ...

  3. Percentage - Wikipedia

    en.wikipedia.org/wiki/Percentage

    To calculate a percentage of a percentage, convert both percentages to fractions of 100, or to decimals, and multiply them. For example, 50% of 40% is: 50 / 100 × 40 / 100 = 0.50 × 0.40 = 0.20 = 20 / 100 = 20%.

  4. Duty cycle - Wikipedia

    en.wikipedia.org/wiki/Duty_cycle

    The duty cycle is defined as the ratio between the pulse duration, or pulse width ( ) and the period ( ) of a rectangular waveform. Spectrum in relation to duty cycle. A duty cycle or power cycle is the fraction of one period in which a signal or system is active. [1] [2] [3] Duty cycle is commonly expressed as a percentage or a ratio.

  5. Percentile - Wikipedia

    en.wikipedia.org/wiki/Percentile

    Percentile. In statistics, a k-th percentile, also known as percentile score or centile, is a score below which a given percentage k of scores in its frequency distribution falls (" exclusive " definition) or a score at or below which a given percentage falls (" inclusive " definition). Percentiles are expressed in the same unit of measurement ...

  6. Which debt should you pay off first? Five options to consider

    www.aol.com/finance/debt-pay-off-first-five...

    Paying off debt can help improve your cash flow to achieve other financial goals and improve your overall quality of life. ... $500 balance and 20 percent APR. Credit card two: $1,000 balance and ...

  7. IC50 - Wikipedia

    en.wikipedia.org/wiki/IC50

    Half maximal inhibitory concentration ( IC50) is a measure of the potency of a substance in inhibiting a specific biological or biochemical function. IC 50 is a quantitative measure that indicates how much of a particular inhibitory substance (e.g. drug) is needed to inhibit, in vitro, a given biological process or biological component by 50%. [1]

  8. Profit margin - Wikipedia

    en.wikipedia.org/wiki/Profit_margin

    Profit margin is calculated with selling price (or revenue) taken as base times 100. It is the percentage of selling price that is turned into profit, whereas "profit percentage" or "markup" is the percentage of cost price that one gets as profit on top of cost price. While selling something one should know what percentage of profit one will ...

  9. Winning percentage - Wikipedia

    en.wikipedia.org/wiki/Winning_percentage

    In North America, winning percentages are expressed as decimal values to three decimal places. It is the same value, but without the last step of multiplying by 100% in the formula above. Furthermore, they are usually read aloud as if they were whole numbers (e.g. 1.000, "a thousand" or 0.500, "five hundred").

  10. Alcohol by volume - Wikipedia

    en.wikipedia.org/wiki/Alcohol_by_volume

    Alcohol by volume (abbreviated as alc/vol or ABV) is a standard measure of how much alcohol is contained in a given volume of an alcoholic beverage (expressed as a volume percent ). [1] [2] [3] It is defined as the number of millilitres (mL) of pure ethanol present in 100 mL (3.5 imp fl oz; 3.4 US fl oz) of solution at 20 °C (68 °F).

  11. Civilian casualty ratio - Wikipedia

    en.wikipedia.org/wiki/Civilian_casualty_ratio

    In armed conflicts, the civilian casualty ratio (also civilian death ratio, civilian-combatant ratio, etc.) is the ratio of civilian casualties to combatant casualties, or total casualties. The measurement can apply either to casualties inflicted by or to a particular belligerent, casualties inflicted in one aspect or arena of a conflict or to ...