John took 600 mg of a medicine. Each hour, the amount of medicine in his body decreases by about 25%. Which function represents the amount of medicine in John’s body after x hours?

What is the unit rate to: a 13-ounce package of pistachios costs $5.99.

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!

Which inequality has a dashed boundary line when graphed ?