Answer
Yes
both divide by 7
2/3
Step-by-step explanation:
Another example if it was 15/10
Then yes
Both divide by 5
so
3/2
Answer:
The population mean of at least one treatment effect are different.
Step-by-step explanation:
An analysis of variance (ANOVA) is conducted in order to determine if there are significant differences between the values of the population mean with respect to the response variable for the domains that under the effects of different treatments. A low p-value leads to reject the null hypothesis of the following hypothesis system:

Rejecting H0 means that this hypothesis is false and, in turn, allows us to conclude that the population mean of one of the domains is different from the others.
Answer:
B
If you just use you finger to keep track of one point and follow each set of instructions you will find that B is correct.
I realize that in a previous comment I had said im bad at geometry but I immediately assumed this had to do with ASA and such.
Answer:
The simplest way to teach middle school math scale drawings is to use real pictures to relate to each other to explain the concept. For example, scaling a red ball of 1" to a ball of 2" and so on. This will show how the ball increases by size by adding 1" each time.