Hello there!
You expect to sell 100% - 20% = 80% of many coffee sales.
0.80 * 1500 = 1200
Your answer is 1200 cups of coffee.
Hope I helped!
Let me know if you need anything else!
~ Zoe
Answer:number one=0.4667 and two is 0.44444444444
Step-by-step explanation:
An exponential growth model has the form:

we know that the initial population was 3000 and that after seven years the population was 3525, plugging this vales and solving for the unknown we have:

Therefore the missing part of the function is 0.083