In2017 the 8th grade had 233 student .This year 8th grade has 317 students . what is the percent change as an increase or decrease ? round your answer to the nearest tenth.

Why are slanted roofs found on many buildings within russia and finland? a. to prevent ice slides. b. to prevent the build-up of water during heavy rains. c. to prevent heat from escaping during the clod winter months. d. to prevent snow build-up.