7. Danny weeks at open road Subaru in Vancouver. he earns a base salary of $3500 per month, plus commission(commission rate:2% for $100,000,$3% for the next $1000,000 and $5% for above the first two $100,000) in May, his gross earning was 8500, and there were two refunds of $150,000. what was his total sales of may if the sales target for may was $250,000?