Radio shack sells a tv for $199.95 that costs $140.50. what was radio shack's percent markup based on a selling price? (round to nearest percent.) check your answer (will be slightly off due to rounding.)

Sasha delivers newspapers to subscribers that live within a 4 block radius of her house. sasha's house is located at point (0, -1). points a, b, c, d, and e represent the houses of some of the subscribers to the newspaper. to which houses does sasha deliver newspapers?