circumference of circle = 2×3.14×50
circumference = 100×3.14
circumference = 314m
option c is correct answer friend
6804 is the answer to this problem.
Answer:
11 $5 dollar bills and 5 one dollar bills.
Step-by-step explanation:
5 times 11 plus 5.
Answer:
The null and alternative hypothesis is
and
respectively.
Step-by-step explanation:
Consider the provided information.
If there is no statistical significance in the test then it is know as the null which is denoted by
, otherwise it is known as alternative hypothesis which denoted by
.
Consider the statement:
Test to see whether the mean tree planting time differ from two hours.
The null hypothesis is: 
Therefore, the alternative hypothesis is: 
Thus, the null and alternative hypothesis is
and
respectively.