Activity 4 Direction: Read and understand the situation below and answer the following questions.
Situation: One copy machine can complete a job in 25 minutes. This machine and a newer machine working together can complete the same job in 10 minutes.
Questions:
1. How will you represent the rate of a copy machine to finish a certain job? How about the newer machine?
2. If the two machines will work together, what equation will represent the amount of time it can finish the job?
3. How long would it take the newer machine, working by itself, to complete the job?
4. How did you solve the equation formulated?​