Hey, Can you answer these questions for me? Thank you!

Question 1 :

The number of people in a town of 10,000 who have heard a rumor started by a small group of people is given by the following function: \"0)- 10.000 5 H2459 55105 Part I: On Day #0 {t = 0), how many people knew the rumor? [3 points} Part II: On Day #5. how many people have heard the rumor? Round your answer to the nearest whole person. (3 points} Part III: How long will it be until 1,000 of the people in the town have heard the rumor? [3 points)