The cost of building an airplane with 200 seats is about $100 million. If the cost, in millions of dollars, c, is proportional to the number of seats, s, what equation can be used to determine the cost, in millions of dollars, to build an airplane with any number of seats?

You will get 25 points an image of a rectangular prism is shown below: part a: a cross section of the prism is cut with a plane parallel to the base. what is the name of the shape created by the cross section? explain your answer. (5 points) part b: if a cross section of the prism is cut perpendicular to the base, what would be the shape of the resulting cross section? explain your answer. (5 points)

Multiply. write your answer in simplest form. 3/8 x 5/7

Luisa sells stuffed animals. she sells her stuffed elephant for $34.90, and the sales tax is 6% of the sale price. about how much is the sales tax on the elephant?