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Pct 01
PCT, P.C.T. or pct may refer to: Math, science and technology * pct, an abbreviation for "%" (percentage) * PCT theorem, on parity, charge and time inversions * Pentachlorotoluene, an aromatic chemical compound * Perceptual control theory, a model of behavior * Personal Communication Telephone, a mobile telephone service * Polychlorinated terphenyl, an industrial chemical * Polycyclohexylenedimethylene terephthalate, a thermoplastic polyester * Private Communications Technology, an obsolete Internet security protocol * Programmable communicating thermostat, California, US term * Projected capacitive touchscreen, a type of Projected capacitance, touchscreen technology Medicine * Patient care technician * Person-centered therapy * Porphyria cutanea tarda, the most common subtype of porphyria * Postcoital test, for infertility * Post-coital tristesse * Pragmatic clinical trial * Primary care trusts, UK NHS bodies 2001–2013 * Procalcitonin, a precursor of the hormone calcitoni ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Percentage
In mathematics, a percentage () is a number or ratio expressed as a fraction (mathematics), fraction of 100. It is often Denotation, denoted using the ''percent sign'' (%), although the abbreviations ''pct.'', ''pct'', and sometimes ''pc'' are also used. A percentage is a dimensionless quantity, dimensionless number (pure number), primarily used for expressing proportions, but percent is nonetheless a unit of measurement in its orthography and usage. Examples For example, 45% (read as "forty-five percent") is equal to the fraction , or 0.45. Percentages are often used to express a proportionate part of a total. (Similarly, one can also express a number as a fraction of 1,000, using the term "per mille" or the symbol "".) Example 1 If 50% of the total number of students in the class are male, that means that 50 out of every 100 students are male. If there are 500 students, then 250 of them are male. Example 2 An increase of $0.15 on a price of $2.50 is an increase by a fr ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
