City a lies 30 km directly south of city b. A bus, beginning at city a travels 50 km at 37° north of east to reach city c. How far and in what direction must the bus go from city c to reach city b?.

When your working with the passage-based reading questions on the psat do all of the following except. a)make sure you read each question throughly. b) try to answer each question before you look at the answers. c) plan to spend most of your time reading the passage. d) make sure your answer choice is the most correct number me