What are these surds simplified?

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?

If the discriminant if a quadratic equation is 4 which statement describes the roots?

Erin bought christmas cards for $2 each to send to her family and friends. which variable is the dependent variable?