Activity 2 Real - Life Situations and Rational Functions
1.A river flows at 2.8 kilometer per hour and Anita takes 8 hours to road 20 kilometer of the river and back. The relation between her speed in drawing as a function of time.
2.The Amount of electric current flows as a function of the load's resistance.
3.The amount of charged fees as a function of the number of sent messages in a mobile phone