$1245 per month for rent = 80% of her salary. $1245 / 0.8 = $1556 after taxes. $1556 * 12 months / year = $18675. Assume tax rate of 25%. Gross pay befor

$1245 per month for rent = 80% of her salary. $1245 / 0.8 = $1556 after taxes. $1556 * 12 months / year = $18675. Assume tax rate of 25%. Gross pay before taxes = $25,000 $25,000 / 8 hours per day / 5 days / week / 50 weeks / year = $12.50 / hour.