Answer:
D)the time (in hours) a 4-year-old spends unsupervised per day
Step-by-step explanation:
Given that 4-year-olds in a certain country average 3 hours a day unsupervised and that most of the unsupervised children live in rural areas, considered safe
X - the time (in hours) a 4-year-old spends unsupervised per day
X is N(3,1.8)

answer = ) 100.80
Step-by-step explanation:
I subtracted the people who payed on the 1st of the month which was 4 from the total 12 memebers. I got 8, then that 8 payed on the 2nd of the month so I multiplied 8 by 12.60
Answer:
I think it is a but it is hard to see
Step-by-step explanation:
A.) xy^7/2z
b.) 4x^4y^8
c.) 10pq^5r^7s