If the outlier is removed, what is the mean of the data set below? 21, 23, 19, 25, 83, 23, 21

A. 21
B. 22
C. 23
D. 24

Please answer ASAP. WILL GIVE BRAINLIEST TO WHOEVER ANSWERS FIRST! Hurry!

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?

Eileen purchased 3.4 pounds of apples at the total cost of $19.72. if she purchases 6.2 pounds of apples at this store, how much would it cost?

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.