A circular railroad crossing sign has a diameter of 30 inches. which measurement is closest to the area of the sign in square inches.

Which conjunction is disjunction is equivalent to the given absolute value inequality? |x+2|< 18

8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?

Aword processing program requires a 7- digit registration code made up of the digits 1,2,4,5,6,7 and 9 each number has to be used and no number can be used mor than once how many codes are possible