18900cm = 189m
189 / 1.8 = 105m.
The blackboard's length in meters is 105m.
If it is 2.25 yards per dress, and 4.15 a yard, multiply 2.25 by 4.15 and you get 9.3375 or just 9.34. if there are 4 girls, multiply 9.34 by 4 and you get $39.76
Answer: (24.02,25.98)
Step-by-step explanation:
Answer:
Step-by-step explanation:
Given : Sample size : n= 100
Sample mean :
Standard deviation :
Significance level :
Critical value :
The confidence interval for population mean is given by :-
Hence, the 95% confidence interval for the population mean of training times is (24.02, 25.98).