Find the area of the trapezoids

With #! i’ve tried to figure it out but i can’t.

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 ?

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?