The answer is 20.3 miles per hour. First, you need to change meter and second to mile and hour. The 100 meter equals 100/1609 mile. 11 seconds equals 11/3600 hour. Then using mile number divides by hour you can get the answer.
Yes
[5.5+(-2.3)] can be rearranged to be 5.5-2.3. It will be 3.2
(-5.5+2.3) can be rearranged to be 2.3-5.5. It will be -3.2
3.2-3.2=0
Answer:
Option B. 
.
Step-by-step explanation:
The given expression is 
In this expression we will simplify 
first.
=
Now we can rewrite the given expression as
So option B. is the right answer.
4.1*4.1*6=100.86 inches^2
