Answer:
Step-by-step explanation:
The Greates Common Factor (GCF) is: 3 x 5 = 15
Answer:



And in the figure attached we see the limits with the percentages associated.
Step-by-step explanation:
For this case we know that the random variable of interest is the scores on a test given to all juniors in a school district follows a normal distribution with the following parameters:

For this case we know from the empirical rule that within one deviation from the mean we have approximately 68.2% of the data, within 2 deviations from the mean we have 95% and within 3 deviation 99.7%
We can find the limits and we got:



And in the figure attached we see the limits with the percentages associated.
Answer:12+17(x)<6
Step-by-step explanation:
Answer:
A. and D.
Step-by-step explanation: