28 divided by 4 = 7
so do 7 * 5 which is 35 so they make 35 cookies in 5 seconds
8-4=4
4-(3/4)= 3.25 or 3 1/4
DATES: The rule amendments will become effective October 29, 1999. Section IV of this release contains information on compliance dates.
Maybe a picture of what the assigment is can help me give you an answer?