What is the standard form of the circle equation

Julia is going for a walk through the neighborhood. what unit of measure is most appropriate to describe the distance she walks?

Tod does not have any cookies. david gives jeff 8 cookies. then he splits half of the cookies he has left with tod. david let’s c represent the number of cookies that he starts with. he finds the number of cookies that tod has is 1/2 the difference of c and 8. write an expression to represent the number of cookies that tod has.

Explain how you can find the missing fraction in 3 4/5 / (blank) 2 5/7. then find the missing fraction.