21 pages. you divide 147 by 7 and get 21 pages
Answer=B
36 red marbles
64 blue marbles
red marbles:blue marbles
36:64
now lets simplify the ratio by dividing both numbers by 2
18:32
continue simplifying by dividing both sides by 2 again...
9:16
The ratio of red to blue marbles is 9:16
Answer:
We are given:
Confidence level = 99%. Therefore, the critical value at 0.01 significance level using the standard normal table is given below:

Margin of error is given in the question as:

Since the previous proportion is not given, therefore, we need to assume 
Therefore, the sample size is:




Therefore, 664 sample observations are required.
Answer:
The answer to this equation would be -19
Hope this helps!
-2(x+5) OR 2(-x-5) I hope that helps if not please let me know!