Sean is raising funds for an event at his school. he has collected $25 each from x people, and he is still $100 short of his goal the expression that gives his goal is

At dinner, 2/5 of the people had fish and 1/3 had chicken. if everyone else had lamb, what fraction of the people had lamb? and if 40 people had lamb , calculate the total number of people at the dinner.

Which value of c would make he following expression completely factored? 8x+cy

Which graph has figures that can undergo a similarity transformation to justify that they are similar? (obviously not the third one)