A soup kitchen cooks up a total of 200 cups of soup. If their standard serving size is 2 1/2 cups, how many servings can they hand out, at most?

Can someone explain the elimination method to me for this problem?

Tickets to a science exposition cost $5.75 each for studentd and $7.00 for adults.how many students and adults went if the ticket charge was $42.75

Which fraction is equal to 1hole and 2/5? a.3/5 b.75 c.57 d.73