The cow would be consuming 80 gallons of water during a hot day. If on any day the cow drinks 40 gallons on a hot day it drinks double the amount so you multiply them by 2 and its 80. I hope this answer can help you.
Well I have never heard of this book but from the sound of it I believe the answer would be B. However I could be wrong. <span />
Paul Bunyan & Babe at the Tourist Information Center
Located on the shore of Lake Bemidji stands the historic statues of the legendary lumberjack Paul Bunyan and Babe the Blue Ox. These towering icons proudly welcome visitors to the Tourist Information Center, a state of Minnesota Travel Affiliate.