Trucking giant Yellow Corp agreed to purchase rival Roadway for $ 133.67 million in order to reduce so-called back-office costs (e.g., payroll and insurance) by $22.65 million per year. If the savings were realized as planned, what would be the annual rate of return on the investment? (Please state your answer using decimals, that is, if i=5.3%, the answer will be 0.053. Accuracy is set at the third decimal for this question.)

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