Answer:
Umm.. thanks so much
Step-by-step explanation:
Answer:
If Carley ran the 400 meter run in a total of 55.7 seconds and she beat the record by 1.3 seconds, you would add 55.7 and 1.3
55.7+1.3= 57 seconds
The past school record for the girls 400 meter run was 57 seconds
Hope this helps ;)
1.15¹⁰=4.0456, the growth rate, so the increase is 3.0456 or 305%.