Atrain is traveling from new orleans to memphis at a constant speed of 79 mph. new orleans and tennessee are 395.1 miles apart. how long will the train will the train take to reach tennessee? round to the nearest tenth.

The students at jefferson middle school are raising money for a charity by selling t-shirts and hats. the number of t-shirts sold was 3 times the number of hats. the profit was $5 for each t-shirt sold and $2.50 for each hat sold. the students raised $840 for the charity. they used the system below to analyze their success and found the solution to be (144, 48). 5x+2.50y=840 x=3y how much did they earn from t-shirt sales?