How do you multiply fractions and express product in simplestform.

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500

On a piece of paper graft y+2> -3x-3 then determine which answer matches the graph you drew

18 16 11 45 33 11 33 14 18 11 what is the mode for this data set