Question

The attendance at a seminar in year 1 was 500. In Year 2, the attendance changed by 100. What was the percent change in attendance?

Answer 1

the answer is 20%. glad i can help 

Answer 2

Answer: The percent change in attendance was 20%.

Explanation:

Given: The attendance at a seminar in year 1 = 500

In Year 2, the attendance changed by = 100

Therefore, change in the attendance= 100

The percent change in the attendance is given by :-

`P=\frac{\text{change}}{\text{Attendance in previous year}}*100\\\\\Rightarrow\ P=(100)/(500)*100\\\\\Rightarrow\ P=(1)/(5)*100\\\\\Rightarrow\ P=20\%`

Therefore, the percent change in attendance was 20%.