How do you tell someone you will love them forever​

Which is these sentences can be deleted from the first paragraph sentence 4 sentence 2 sentence 5 sentence 3

According to the passage a mound is

Aschool cafeteria has 40 tables. 35% of the tables have 8 chairs at each table. the remaining 65% of the tables have 6 chairs at each table. complete the model. then complete the statements to find the total number of chairs in the cafeteria.