What translates the following verbal phrase correctly to algebra:

y less than 21?

What is the prime factorization of 195

Jamie went to home depot.she bought 25 bags of soil that cost $9 per bag.she bought 15 pots at $8 each,and she bought 23 bags of pebbles at $15 each.she used a coupon that gave her $5 off for every 100 dollars she spent.how much did jame pay at the end?

Acd that is originally priced at $15.85 red-tagged for the sale. what is the sale price of the cd