a small object with an initial temperature of 135 degrees fahrenheit is dropped into a tub with a temperature of 60 degrees fahrenheit. the function f(t)=ce(−kt)+60 represents the situation, where t is time in minutes, c is a constant, and k is a constant. after 6 minutes the object has a temperature of 85 degrees. what is the approximate value of k? round to three decimal places.

Asoccer team has played 25 games and has won 60% of the games it has played. what is the minimum number of additional games the team must win in order to finish the season winning 80% of the games it has played?

What are spirit and opportunity designed to do?

Which of the following ideas did greek philosopher democritus contribute to the atomic theory? a. each object is made up of one atom, which varies in size from very small to very large. b. matter is composed of only one kind of particle, which can be easily destroyed. c. every element has a specific type of atom, which remains the same size in all forms of matter. d. all matter is composed of small particles, which combine to make larger objects.