Asap due in a day what is the unit rate for 768.57 m 41.1 h? enter your answer, as a decimal, in the box.

How many sides does a regular polygon have if each exterior angle measures 72a.3b.4c.5d.6

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?

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