If ladders are difficult to use for high floors, what are some other options? Explain using mathematical facts.

Yo y do yall have 2 stars that means yall wrong bro

It takes jonas 7 1/4 minutes to run the mile. it takes mario 8 5/12 to run the mile. how much faster is jonas than mario? 5/6 minute 1 1/3 minutes 1 1/6 minutes 1 1/2 minutesi will give points and brainlest

What can you determine about the solutions of this system