Ali can bike ride 12 miles per hour. How long will it take her to bike 20 miles? Translating algebraic equations.

1,6

Step-by-step explanation:

you can use proportion:

1-12

x-20

x=1*20/12

x=1,6

the first one, all those points on the line just make a strait line.

10.416 meters per second

step-by-step explanation:

distance=1 00 meters

time= 9.6 seconds in decimal form or 9 3/5 as a mixed number

average speed= 100/9.6

=10.416 meters per second or 10 52/125 as a mixed number.