Elise ran a total of 26 miles over the course of 13 track practices. How many track practices would it take for Elise to run 40 miles? Assume the relationship is directly proportional.

Can someone me with this problem . show your work .

Olga used 100 ounces of flour to make 225 muffins. how many ounces of flour will be used to make 300 muffins?

Lv beethoven software supplies customized software to a managed healthcare system. lv beethoven software's costs for the software is $1,723,000. lv beethoven software sells the software to the healthcare system for $3,816,981.10. overhead expenses are estimated at 47% of the selling price. what is lv beethoven software's net profit to the nearest dollar?