Simplify ----2√45 + 3√3 + 2√3 A~ --18√5 + 5√3 B~ --6√5 + 6√3 C~ --2√5 + 6√3 D~ --6√5 + 5√3
2 answers:
You might be interested in
The unit rate is 0.25 kilograms per year.
Step-by-step explanation:
Lets define unit rate first
Unit rate is the change in quantity per unit time.
Given
Weight = w = 5 kg
Time = t = 20 years
So,
Hence,
The unit rate is 0.25 kilograms per year.
Keywords: Unit rate, rate of change
Learn more about unit rate at:
#LearnwithBrainly
Answer:
Step-by-step explanation:
Given claim : From the time shoots are planted 90 days on average are required to obtain the first berry.
. The sample mean is 92.3 days. The corporation wants to know if the mean number of days is different from the 90 days claimed.
As we know that the null hypotheses shows there is no statistical difference between the groups but the alternative hypothesis is opposite to it, it shows there is difference.
Thus , the correct hypotheses will be :-