The answer is c 10% of 89 is 8.9 so multiply by 3 you get 26.70
Answer:
65mph
Step-by-step explanation:
forget about how far apart the cities are for now instead divide 260/4 because tia has traveled 260M for 4 hours
distance
-------------
time
260/4=65
Answer:
atleast 385
Step-by-step explanation:
Given that an electrical power company is looking to expand into a new market. Before they commit to supplying the new area with electricity, they would like know the mean daily power usage for homes there.
Population std deviation = 
Sample size =
STd error of sample mean = 
Margin of error for 95% would be Critical value ( std error)
Here since population std dev is known we can use Z critical value= 1.96

Sample size should be atleast 385
Answer:
Hey there!
You're answer is 1/20.
Step-by-step explanation:
If Mrs. Williams has 1/4 gallon of juice, 1/4 divided by 5 = 1/20.
At least means that at the lowest or smallest amount, it is that number, which is 4. So, the equation for this would be n≥4