How much is Mario gross pay

For how answer my question this will be the last question can you answer in math subject

What is the prime factorization of 23 ?me with this question

Asurvey of 45 teens found that they spent an average of 25.6 hours per week in front of a screen (television, computer, tablet, phone, based on the survey’s sample mean, which value could be the population mean? 2.3 hours 27.4 hours 75.3 hours 41.5 hours