Question

There is a large group of people entering the building. After 2 minutes, 55 people have entered the building, so after 30 minutes, how many people have entered the building?

А
729 people
B
825 people
с
1,650 people
D
83 people

Answer 1

B, 835 people

Explanation:

divide 30 by 2 to get 15

multiple 15 by 55 to get 825