On Monday, Wilbert did 20 push ups in a minute, took a 30 second rest and was able to complete a few more push-ups. He ended his Monday work out after 30 total pushups. On Friday, Wilbert did 25 push ups in a minute. He did a couple more after a 30 second break and ended his Friday with 40 push-ups. On what day did Wilbert experience a smaller percent change of push-ups? please explain!​

Graph the system: f(x)= 3/x-2; f(x)= 1/2x + 2

Asays "we are both knaves" and b says nothing. exercises 24–31 relate to inhabitants of an island on which there are three kinds of people: knights who always tell the truth, knaves who always lie, and spies (called normals by smullyan [sm78]) who can either lie or tell the truth. you encounter three people, a, b, and c. you know one of these people is a knight, one is a knave, and one is a spy. each of the three people knows the type of person each of other two is. for each of these situations, if possible, determine whether there is a unique solution and determine who the knave, knight, and spy are. when there is no unique solution, list all possible solutions or state that there are no solutions. 24. a says "c is the knave," b says, "a is the knight," and c says "i am the spy."

The figure below shows rectangle abcd and the triangle eca on a coordinate plane.which of the following expressions represents the perimeter of triangle of triangle eca in units