HELP I HAVE THE ANSWERS ALL I NEED IS TO SHOW THE WORK!! What is the value of “x” in the diagram below?

d) 10

Acyclist bike x distance at 10 miles per hour .and returns over the same path at 8 miles per hour.what is the cyclist average rate for the round trip in miles per hour ?

Of the 304 people who attended a school play, 5/8 were students. how many of the people who attended were students.

To find the inverse of a number a, one can use the equation f(c) = a-1/c=0 where c is the inverse of a use the secant method of finding roots of equations to find the inverse of a = 2.5 ,er = 0.001%