Angle DEF is a straight l
angle. What are the measurements of angle DEC and angle CEF?

Witch represents the inverse of the function f(x)=1/4x-12

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

The zoo collects $9.60 for every 24 tickets sold. how much will be collected for 400 tickets?