Approximately 65% of all marketing personnel are extroverts, whereas about 55% of all computer programmers are introverts. (round your answers to three decimal places.)

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

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add a pic of the graph, then ill edit this "answer" and solve it for you : 3

step-by-step explanation: