Help please due today

Somone me i want to know what 18 hours out of 24 hours in a fraction

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)