There are 12 colored blocks of equal size in a bag . 4 of these blocks are blue , 5 are green , and 3 are red . if a block is removed from the bag at random , what is the probability that it will be blue ? a. 1/2 b. 5/12c. 1/3 d. 1/4

Adaylily farm sells a portion of their daylilies and allows a portion to grow and divide. the recursive formula an=1.5(an-1)-100 represents the number of daylilies, a, after n years. after the fifth year, the farmers estimate they have 2225 daylilies. how many daylilies were on the farm after the first year?

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

The border line of the linear inequality 4x + 7y < 5 is dotted true or false?