How many tens in 8000

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 ?

Are the corresponding angles congruent? explain why or why not.

Apackage of orgainc strwberries costs $1.50 while there in season and $2.25 when not in season what the percent increase