Aparallelogram has an area of 216.24 cm 2 2 and a height of 15.9 cm. how long is the base of the parallelogram? enter your answer as a decimal in the box.

An advertising firm has an old computer that can prepare a whole mailing in 6 hours. with the of newer model the job is complete in 2 hours. how long would it take the newer model to do the job alone?

Find the greatest common factor of -30x 4 yz 3 and 75x 4 z 2.

G. how many different 6-letter arrangements can be formed using the letters in the word absent, if each letter is used only once? a. 6 b. 36 c. 720 d. 46,656