Quick anyone plsss. other questions posted if you need to see them

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 ?

Find the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.

Write a similarity statement for the similar triangles. afgh ~ a