The fastest that a seahorse can travel is 2,640 feet per hour. what is its top speed in miles per hour? plz i need

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line

This is a map of the mars exploration rover opportunity predicted landing site on mars. the scale is 1cm : 9.4km. what are the approximate measures of the actual length and width of the ellipse? i mostly need to know how to set it up : )

For a function f(x), a) if f(7) = 22 then f^-1(22) = b) f^-1(f(c)) =