6. Sarah shops for DVDs with a $30.00 gift certificate. She finds a DVD that has an original price of $34.50 and is on sale for 25% off. Determine if Sarah has enough money to buy the DVD including 13% sales tax.

Cora bought a package of erasers. there are 4 pink erasers and 12 blue erasers. what is the ratio of pink erasers to blue erasers?

On traditional maps, earth is represented in a flat plane, or by euclidean geometry. however, a globe is a more accurate model that comes from elliptical geometry.how does a globe represent the fact that there are no parallel lines in elliptical geometry? the equator is not parallel to any other latitudinal lines. the north and south poles are never connected by a geodesic. the geodesics connecting the north and south poles never intersect. the geodesics connecting the north and south poles intersect at both of the poles.

Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.