What is 57.30−42.81 in decimals? ?

Mary had at least an 80% on her test write an inequality to represent this situation

Just tell me how to set up the equation.

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!