The ratio x : y is 1 : 3 Which of the following statements are correct?

A) x is 1/3 of y
B) y is 3/4 of (x + y)
C) x is 1/4 of y
D) y is 3/4 of x

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?

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer

When 142 is added to a number the result is 64 more times the number my options are 35 37 39 41