a periscope is 5 feet above the surface of the ocean. through it can be seen a ship that rises to 50 feet above the water. to the nearest mile, the farthest away that the ship could be is ___ miles.

Jake bakes and sell apple pies. he sells each pie for $5.75 . the materials to make the pies cost $40. the boxes jake puts the pies in cost & 12.50 total. how many pies does jake need to sell to earn a profit of $50

Jessica is organizing a guided tour of the rain forest. the average profit per person that the touring company makes is given by the rational expression 18x+35/x, where x is the number of people going on the tour. what does the numerator of this rational expression represents?

The function f(x)= x5+ ( x + 3)2 is used to create a table. if x = -1 then what is f(x)?