The results of a poll show that the percent of people who want a new restaurant is in the interval (42%, 78%) . There are 128,523 people in the city
Total people in the city = 128,523
We need to find 42% of total people and also 78% of total people
42% of total people = 0.42 * 128,523 = 53,979.66= 53,980
78% of total people = 0.78 * 128,523 = 100,247.94= 100,248
the interval for the number of people who are likely to want this restaurant in their city is (53,980, 100,248)