Learn how to unlock Excel’s hidden features with GROUPBY and create visually compelling, accurate reports like never before.

"Return on investment" is a financial calculation used to gauge how well the money you invest earns you even more money. To calculate ROI you divide the earnings you made from an investment by the ...

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Teen drivers pay three times more for car insurance than middle-aged drivers. And men pay 6% more for car insurance than women. A 16-year-old driver pays $613 for full coverage insurance, on average.

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