Answer:
n+18=20
Step-by-step explanation:
Answer:
12.8 seconds
Step-by-step explanation:
Create a proportion where x is the number of seconds for 80 feet
= 
Cross multiply and solve for x
25x = 320
x = 12.8
So, the answer is 12.8 seconds
Y is less than or equal to -16 i think but I’m not sure
well, we can say that 1 hour is 100%, what is 2/5 hr off of it in percentage?
