JUIVING a Percentage PION
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Jordan went to the store to buy a bicycle that was
advertised for $50. When he arrived, he learned that the
model he wanted was sold out, but there was another
bicycle available that cost 15% more.

All per-unit concepts rely on ratios,meaning,to provide a type of measurement

On a architect's drawing of a house, 1 inche representa 1.5

The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?