Answer:

Step-by-step explanation:
As the numbers are only between 1 and 30
Total number of possible combinations = 30×30×30 = 27000
If there are 100 attempts then

∴ Probability someone can guess the correct combination given 100 attempts is 
Answer: Yes, it is 125%
Step-by-step explanation:
Answer:
The values of a, b, and c for the quadratic equation
a=3
b=-5
c=6
Since this is the equation to find the perimeter of a rectangle, L represents the length of the rectangle
Hope this helps