21+24
Just add 3 each time
Erika's mystery number is 
<h3><u>Solution:</u></h3>
Given that Erika is thinking of a number
She says her mystery number is 2 more than a number n, divided by 3
To find: Erika's mystery number
Let "m" represent the Erika's mystery number
Given that Erika mystery number is 2 more than a number n, divided by 3
Erika mystery number = 

Thus Erika's mystery number is found
Answer: 11
Step-by-step explanation:
The closest square to 89 is 100.
so you have to add 11 to get 100
The distance? If it is asking for the distance then its square root 313.