Day 1 Day 2 Day 3 Day 4 Day 5 % increase of the number of people who bought snow boards 10% 15% 5% 8% 12% Given that the total number of people that purchased a snowboard on day 5 was 250 people, determine how many people purchased snowboards the day before the manager started to collect her data. Round your answer to the nearest person. a. 155 people c. 160 people b. 156 people d. 161 people