Question

A band performs a free concert in a local park. There are 200 people in the crowd 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 hours? Round to the nearest person.

Answer 1

Answer: 380

Explanation:

15% of 200=30

x=time in 30 mins 2x3=6

30(6)=180

180+200=380