There's an app called photomath that would be useful for these kinds of problems!
B. 2 …………………………,.,,,,,.,.,.,.,.,,,.,
65% of 39 is 60 the answer is 60
Answer: The required exponential model is 
Step-by-step explanation:
Since we have given that
Initial cases = 1804
Rate of growth = 4%
Since it is increasing exponentially,
So, it becomes,

Here, a = 1804
b = 
So, it becomes,

Hence, the required exponential model is 