Question

a band performs free concerts. there are 200 people at the start of the concert. the number of people in the crowd grows 15% every half-hour. How many people are in the crowd after 3 h? Round to the nearest person (work please)

Answer 1

Well 15 percent would be 30 so the first half 230 then an hour 260 continue adding 30 to the 3rd hour and you would get 380