A lawn has a length of 7 ft. and a width of 5 ft. If I mow the entire lawn how many square feet did I mow? *

An animal shelter has 21 puppies. if the puppies are 28% of the total dogs and cat population how many dogs and cats are in the animal shelter

International calls require the use of a country code. many country codes a 3-digit numbers. country codes do not begin with a 0 or 1. there are no restrictions on the second and third digits. how many different 3-digit country codes are possible?

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.