Answer:
-13
Step-by-step explanation:
Answer:

Step-by-step explanation:

Answer: 48/25
Step-by-step explanation:
Answer:
40%
Step-by-step explanation:
percent change in Mike's long distance runs = (change in miles ran / initial longest mile ran) x 100
change in miles ran = new personal record - initial personal record
14 - 10 = 4
(4/10) x 100 = 40%