Ihave three apples. if you take away two from me, how many do you have?

Apatient is given 50 mg dose of medicine the medicines effectiveness decreases every hour at a constant rate of 40% what is the exponential decay function that models this scenario how much medicine will be left in the patients system after 2 hours

The table above shows approximate conversions from gallons to liters. what is the value of x?

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?