Plz ! i need it !

a marathon is 131/5 miles long. the race coordinator has 11 volunteers, and wants to assign each one to be in charge of an equal stretch of the course. how many miles will the stretch be. give ur answer as a fraction only plz.

In two or more complete sentences describe how to determine the appropriate model for the set of data, (1,1), (3,2), (6,3), (11,4).

Twenty points. suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet

If a || b and e || f , what if the value of y ?