Acarousel has 56 horses 3/8 of them are white how many horses are not white

Plzzz i beg u so much asap ! what is the slope of this line? enter your answer in the box.

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?

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