A bag contains twelve green, sixteen red, four yellow, and eight blue game pieces. If a game piece is selected at random, not replaced, then another is drawn, find P(red both times).

F(x) = (x^2 + 3x − 4) and g (x) = (x+4) find f/g and state the domain.

Liz had 140 pens and inna had 100 pens. after inna gave liz some pens, liz had 3 times as many pens as inna. how many pens did inna give liz?

(c) a vine called the mile-a-minute weed is known for growing at a very fast rate. it can grow up to 0.5 ft per day. how fast in inches per hour can the mile-a-minute weed grow up to? show your work using the correct conversion factors.