How do you summer camp there are 50 girls out of 80 campers what is the ratio of written as a fraction in simplest form

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?

If 1.4% of the mass of a human body is calcium, how many kilograms of calcium are there in a 165-pound man? 1.0 kg ca 5.1 kg ca 1.0 x 102 kg ca 5.1 x 102 kg ca

Complete the conditional statement. if a + 2 < b + 3, then a < b b < a a – b < 1 a < b + 1