Answer:
The word problem is " In a class there are 8 boys and these are 2/3rd parts of total students. How many students are there".
Step-by-step explanation:
The given expression is

We need write a word problem which is solved by the above expression.
Word problem : In a class there are 8 boys and these are 2/3rd parts of total students. How many students are there.
Solution:
Let the total number student be x.

Divide both sides by 2/3.



Therefore, the total number of students is 12.
The exponential function that models this situation is:

------------------------------------------
A decaying exponential function has the following format:

In which:
- y(0) is the initial value.
- r is the decay rate, as a decimal.
In this problem:
- The stock started at $225, thus
. - Declines at a rate of 25% every 2 weeks, thus

The equation is:



A similar problem is given at brainly.com/question/24282972
Step-by-step explanation:
i hope it is helpful
thankyou