Answer:
A. 2827 square cm
Step-by-step explanation:
Diameter of circle = 60 cm
Therefore, radius = 60/2 = 30 cm

Answer:
Option C
Step-by-step explanation:
Hypothesis is a tentative guess which can be statistically proven to be valid or invalid depending with the given level of significance. Normally, we have null and alternative hypothesis. For this question, the null hypothesis is that the mean temperature in Atlanta in July is less than or equal to 
Answer: What is w weeks?
Step-by-step explanation:
Brand A: 32 Diapers, $8.99: about 28 cents per diaper
Brand B: 50 Diapers, $12.49: about 24 cents per diaper
You divide the amount of diapers by the money.
For example, 32 diapers/$8.99 equals about 28 cents per diaper and 50 diapers/$12.49 equals about 24 cents per diaper.
Brand B is the better deal since you save about 4 cents more.
20n-n-11n =16
20n-12n=16
8n=16
n= 16/8
n=2