If Mike is willing to pay no more than an effective rate of 8.000% annually, the loans that meet his criteria are loan X and loan Z. Of those two, the lowest would be loan X. I hope the answer will help you :)
1, the closest point of x = -3 is (-3,-6), which is one unit away from (-2,-6).
The probability is really little because a shuffle will shuffle it in a mix order which makes it a really little chance for it to be in alphabetical order
31.6-4.2=27.4 at last visit