The price per person of renting a bus varies inversely with the number of people renting the bus. it cost $22 per person if 47 people rent the bus. how much will it cost per person if 74 people rent the bus?

What situation is an example of an observational study

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle. he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field

Suppose y varies directly with x. write a direct variation equation that relates x and y. then find the value of y when x=12 y=7 when x=3