Does this make sense to anyone? I need help ASAP

If the class was going to get a class pet and 5 picked fish and 7 pick bird and 8 picked rabbits have many students were in the

The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x

Solve 4 ln x=2ln25 a) x=5 b) x=25 c) x=625