Sarah saw a bunch of kids riding bicycles and skating on roller blades. she told her mother that she saw 62 wheels and 16 kids. how many of the kids were riding bicycles and how many were on roller blades

(a) solve h+2/6 = h-3/4(b) solve the following simultaneous equations. 2x = y + 66x - 2y = 13x = ? y = ?

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?

Atemperature of 1.64◦f corresponds to answer in units of ◦c.