An airplane that flies from new york city to los angeles for speedy state airlines flies at an average speed of 450mph and uses an average of 0.5 gal of fuel every second.

1. determine the plane's fuel efficiency, in miles per gallon, by first converting the plane's speed into milles per second. show your work.

At the "no mutants allowed" country farm, every sheep has 4 legs, every chicken has two legs, and all animals have only 1 head. asked to count how many sheep and chicken are in the fields, a farm boy reports back that there are 140 feet and 50 heads. how many sheep and chicken are there? there are sheep and chicken at the farm.