At one point during the hike, Noe is at an elevation of 453 feet. After descending at a rate of 50 feet per minute, she reaches an elevation of 146 feet.
How long does the descent take?

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