math help needed pls! probability distribution ?
Bicyclist caught traveling 10 km/h or more over 20 km/h are subject to a $500 fine.
a)What percentage of bicyclists will be fined $500?
b)What percentage of bicyclists ride their bicycle with a speed between 22 km/h and 25 km/h?
c)The top 5% of all bicyclists speeding are subject to losing their license. According to the data, what speed must a bicyclist be traveling to lose their license?
d)What range of speeds would occur 60% of times?