Hilda ran for 1/4 h on Monday and swam for 1/4 h on Tuesday. She ran for 1/4 on Wednesday, swam for 1/4 h on Thursday, and ran for 1/4 h on Friday. Write a multiplication statement for the total time Hilda spent running and swimming. Plz

The head librarian at the library of congress has asked her assistant for an interval estimate of the mean number of books checked out each day. the assistant provides the following interval estimate: from 740 to 920 books per day. what is an efficient, unbiased point estimate of the number of books checked out each day at the library of congress?

Dawn is selling her mp3 player for 3 4 of the original price. the original price for the mp3 player was $40. how much is she selling her mp3 player for?

The deepest part of the swimming pool is 12 feet deep.the shallowest part of the pool is 3 feet deep.what is the ratio of the deeply of the deepest part of the pool to depth of the shallowest part of a pool?