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Message: <blockquote data-quote="RichardL" data-source="post: 1537627" data-attributes="member: 258605">would have taken 2 hours le? 1.A rectangular garden has dimensions of 15 feet by 11 feet. A gravel path of uniform width is to be built around the garden. How wide can the path be if there is enough gravel for 192 square feet? 2.A business invests $8,000 in a savings account for two years.  At the beginning of the second year, an additional $2,500 is invested.  At the end of the second year, the account balance is $11,445.  What was the annual interest rate? 3.Steve traveled 150 miles at a certain speed. Had he gone 20mph faster, the trip would have taken 2 hours less. Find the speed of his vehicle. 4.The Hudson River flows at a rate of 5 miles per hour.  A patrol boat travels 40 miles upriver, and returns in a total time of 6 hours.  What is the speed of the boat in still water?</blockquote>