Joe receives an average of 780 emails in his personal account and 760 emails in his work account each month. after changing his addresses, the number of emails in his personal account decreases by 10% and the number of emails in his work account decreases to 722 each month.

Which of the binomials below is a factor of this exression? 16x^2+40xy+25y^2 a.4x-5y b. 2x-5y c.4x+5y d.2x+5y

Which angle is the smallest? also give me an explanation so i can complete it to other questions as well, : )

Abag contains 5 red marbles , 6 blue marbles and 4 green marbles. susie selects a marble and returns it to the bag before selecting another marble. if susie selects a red marble 6 out of 20 times, what is the experimental probability that the next marble she selects will be a red marble ?