Bertram made $16.20 per hour, gets a 5% raise, and works 30 hours per week. will she now earn at least $600.00 per week

Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?

Can someone me with these two circle theorem questions asap?

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