How many zeros in10 to the 4th power

Me with this one question, and i'll upvote the brainliest answer

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

Put the equation in slope intercept form by solving for y