During track practice, stella runs 4 sprints of 20 yards each. if she continues this routine, how many practices will it take for stella to have sprinted a total of 3 miles?

Which statement describes the term economics? a. it is the study of using limited resources to fulfill wants and needs. b. it is the study of how governments fulfill the wants and needs of nations. c. it is the study of how people spend their money to fulfill wants and needs.

Xto the second power plus 14x plus 48. what are the factors? we are doing factoring trinomials with a=1

Given that y varies directly to the square root of (x + 1), and that y = 1 when x = 8,(a)express y in terms of .x,(b)find the value of y when x = 3,(c)find the value of x when y = 5.