The answer to this question is
1. 60%
2. 30%
A number is a solution when it fits within the range of answers that the function generates.
600,<span>We round the number up to the nearest hundred if the last two digits in the number are 50 or above.</span>
They will never intersect nor be parallel.
Is this what you are asking? If they will always, sometimes, or never intersect?