A cup of coffee contains 130 mg of caffeine. If the coffee is eliminated from the body at a rate of 11% per hour, how much caffeine will be left in the body after 6 hours?

What is the solution to the equation 9^(x+1) =27

Choose the number sentence that shows the identity property of addition. a. 122 = 61 + 61 b. 62 = 1 + 61 c. 61 = 0 + 61

Last year, a state university received 3,560 applications from boys. of those applications, 35 percent were from boys who lived in other states. part a)how many applications did the university receive from boys who lived in other states? part b)applications to the university from boys represented 40percent of all applications. how many applications did the university receive in all? i don't how to do part b so me and plz tell how you got your answer