Ahmed’s consulting firm began with 23 clients. The number of clients decreases at an annual rate of 0.5%. a. Write a function that represents the number of clients at Ahmed’s consulting firm y after x years.
b. After how many years will Ahmed’s consulting firm have 15 clients? Round to the nearest year if necessary.

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Step-by-step explanation:

D O N ' T B E D U M B GO T O S C H O O L P C S H I T T E RD O N ' T B E D U M B GO T O S C H O O L P C S H I T T E RD O N ' T B E D U M B GO T O S C H O O L P C S H I T T E RD O N ' T B E D U M B GO T O S C H O O L P C S H I T T E RD O N ' T B E D U M B GO T O S C H O O L P C S H I T T E RD O N ' T B E D U M B GO T O S C H O O L P C S H I T T E RD O N ' T B E D U M B GO T O S C H O O L P C S H I T T E RD O N ' T B E D U M B GO T O S C H O O L P C S H I T T E RD O N ' T B E D U M B GO T O S C H O O L P C S H I T T E RD O N ' T B E D U M B GO T O S C H O O L P C S H I T T E RD O N ' T B E D U M B GO T O S C H O O L P C S H I T T E R

D O N ' T B E D U M B GO T O S C H O O L P C S H I T T E RD O N ' T B E D U M B GO T O S C H O O L P C S H I T T E RD O N ' T B E D U M B GO T O S C H O O L P C S H I T T E RD O N ' T B E D U M B GO T O S C H O O L P C S H I T T E RD O N ' T B E D U M B GO T O S C H O O L P C S H I T T E RD O N ' T B E D U M B GO T O S C H O O L P C S H I T T E RD O N ' T B E D U M B GO T O S C H O O L P C S H I T T E RD O N ' T B E D U M B GO T O S C H O O L P C S H I T T E RD O N ' T B E D U M B GO T O S C H O O L P C S H I T T E RD O N ' T B E D U M B GO T O S C H O O L P C S H I T T E RD O N ' T B E D H I T T E RD O N ' T B E D U M B GO T O S C H O O L P C S H I T T E R

Step-by-step explanation:

D. Observational study

Step-by-step explanation:

We are given that Nico looked around the cafeteria during the lunch to see whether people purchased lunch or brought their own.

It is known that:

1. 'Survey' means to question a wide variety of population about their views on a particular issue.

2. 'Simulation' refers to act out a situation or process in order to find some conclusions.

3. 'Experiment' represent a scientific procedure undertaken in demonstrate a fact or test a hypothesis.

4. 'Observational study' is to study the samples without the variables being under the control of the observer.