Answer:
B
Step-by-step explanation:
B is the only answer that will ensure she gets graduate students in the sample without getting too few or too many.
Answer:
d = 10 m
Step-by-step explanation:
Given that,
tLauren is 6 meters straight behind Alexa and 8 meters directly left of Danielle. We need to find the distance between Alexa and Danielle. It can be calculated using Pythagoras theorem such that,

So, the distance between Alexa and Danielle is 10 m.
Answer:
the answer to the problem is 4,15,8,3
The total amount of CD's are 100% so 100 - (20+60) = 20% -> the percentage of the other types of music. Then multiply 20% by 20 to get 4. So there are 4 CD's that are other types of music