The pattern has rows that are 5 tiles wide and an unknown number of rows if you take these tiles and add one additional tile you can create a pattern that has rows that are 3 tiles wide , with 3more total rows than the original pattern how many rows are in the original pattern

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?

Ineed with this problem 21 show steps

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line