Answer:
Number of people in the conference on first day = 45
It increased by 40% the second day.
To find:
The number of people in the conference on second day.
Solution:
The conference had 45 people and it increased by 40% the second day. So,
Number of people in the conference on second day [tex]=45+40\%\ of\ 45[/tex]
[tex]=45+\dfrac{40}{100}\times 45[/tex]
[tex]=45+18[/tex]
[tex]=63[/tex]
Therefore, the number of people in the conference on second day is 63.