5000 lbs. 1 Tons equals 2000 lbs. So you multiply 2000 by 2.5.
Answer:
15 hrs.
Step-by-step explanation:
204/4 = 51 miles per hrour
765/51 = 15 hrs.
Answer: 0.6812
Step-by-step explanation:
Let p be the population proportion of trees are infested by a bark beetle.
As per given: p= 12%= 0.12
Sample size : n= 1000
Number of trees affected in sample = 1000
Sample proportion of trees are infested by a bark beetle. = 
Now, the z-test statistic : 
So, 

Hence, the value of the z-test statistic = 0.6812 .
I estimated the answer to be 18,000
Without estimation the answer would be 18,109
Answer:
236,859 people visited the water park the year it opened.
Step-by-step explanation:
426,731 - 102,865= 323,866 the amount of people that visited last year
323,866 - 87,007 = 236,859 the amount of people that visited the water park the year it opened