Answer:
36 trees were infected with the virus.
Step-by-step explanation:
Given:
Total number of trees = 90
Percentage of tree that had virus 40%
To find:
Number of tress that were infected by virus = ?
Solution:
Let the number trees that was affected by the virus be X.
then
X = 40% of 90
X = 
X = 
X= 36
9 is 12% of 75 check it 9* 100 = 900 / 75 = 12
Answer: ok what is it
Step-by-step explanation:
6 + 2c greater than 20. c Must be at least 8 customers.