O êxodo rural também está relacionado com a falta de estrutura educacional nas escolas rurais, a qual faz com que crianças em idade escolar tenham de se deslocar diariamente para centros urbanos, a fim de dar continuidade a seus estudos. Essa falta também obriga que jovens migrem para os grandes centros acabando por não retornarem à vida rural. Suponha que um grupo de estudantes tenha que percorrer diariamente 33 km num micro-ônibus e que, devido a obstáculos e paradas para embarques e desembarques, esse percurso seja efetivado do seguinte modo: nos primeiros 15 minutos, ele percorre 5 km e, em cada quarto de hora seguinte, 250 m menos que antes. O tempo que ele leva para efetuar o percurso total é?

Student price tickets to a movie are $1 and non student tickets are $2. 350 tickets are sold and the total amount made is $450. how many non student tickets were sold ? a) 100 b) 150 c) 200 d)250

Louise measured the perimeter of her rectangular scrapbook to be 154 cm. if the scrapbook is 45 cm wide, how long is the scrapbook?

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?