An expression is shown 342 / 8 what is the quotient expressed as a fraction?

Factorize: x^2+8x+10 i just solved it but i don't know if the process is correct

Create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1.

Over the last 8 nights, elyse earned the following in tips: {105, 120, 84, 95, 100, 132, 140}. if she earns $140 a night for the next four nights, which measure of center would increase more, the mean or median?