Answer:
For a 100m run record he has an average speed of 10.44 miles per second.
For a 200m run record he has an average speed of 10.42 miles per second.
An irrational number.
Example: Pi. Pi doesn’t have an ending as far as we know, so it cannot be written as a fraction.
Answer: 501, 511
Step-by-step explanation:
You add ten so 491 plus 10 would 501.
To equal the step 2, we would have to determine that 20 was our new denominator and multiply the first fraction by 5, the second by 4 and the 2 by 20.
multiplied by sides of the equation by 20
D I think but I am not sure