<span>this is how i did it
10(9)(d)= 210
90d= 210
d=2.3 feet.</span>
Answer: ($3.055, $3.205)
Step-by-step explanation:
Given : Significance level : 
Critical value : 
Sample size : n= 36
Sample mean : 
Standard deviation : 
The confidence interval for population mean is given by :_


Hence, the 95% confidence interval to estimate the population mean = ($3.055, $3.205)
4m - 3 = 100
4m = 103
m = 25 3/4
Hope this helps!
Answer:
Subtract 9 from both sides of the equation.
Answer:
=10
Step-by-step explanation:
because 20÷10=2
70÷10=7
50÷10=5