Answer:
(D) is the best explanation
Step-by-step explanation:
The total number of students is 158 + 139 = 297. This number can be rewritten as ...
297 = 37 × 8 + 1
That is, if there were 37 chaperones, 1 student would remain without a chaperone. That means the number of chaperones must be increased by 1 to 38. This is best explained by choice D.
Answer:
7 is the mean
Step-by-step explanation:
because you add 5 in Jan 8 in Feb 6 in Mar 9 in April and then divide by 4 because that how many numbers there are in total
5+8+6+9=28
28/4=7
divide 28 and 4
Using the long division or synthetic division we can get 3x^2+2x+1
Step-by-step explanation:
P(A or B) = P(A) + P(B) − P(A and B)
P(A or B) = 6/36 + 5/36 − 0/36
P(A or B) = 11/36