160 is the first because 1 inches 20 but it says 2 inches so at 40+40+40+40
and the 2nd part is yes he is correct because he converted the inches into feet so i think he is also correct
Answer:
1/8y-6=x
Step-by-step explanation:
Answer:
The t distribution is used, because we have the standard deviation for the sample.
Step-by-step explanation:
When to use the z or the t distribution?
When we have the standard deviation for the population, we use the z distribution.
When we have the standard deviation for the sample, we use the t distribution.
In this question:
We have the standard deviation for the sample, which means that the t distribution is used.
Answer:
the answer is 24
Step-by-step explanation:
72/y=3
72/3
24
Answer:
$36 left
Step-by-step explanation:
42+37=79
115-79=36
