Do they take mattresses and how much per mattress.

Yes they are $58 extra per mattress with springs and $58 for each box spring plus fees and taxes. For example if you are just dumping a mattress with springs the total will be about $87.

Yes . Before they ranged from $40-70 dont know current amount

I was told that mattress and box springs were free.

$58 per mattress and $58 per box spring

$65 per mattress