The time spent(in days) waiting for a heart transplant in two states for patients with type A+ blood can be approximated by a normal distribution, as shown in the graph to the right. Complete parts(a) and(b) below.
μ = 125
σ = 18.7
A) What is the shortest time spent waiting for a heart that would still place a patient in the top 10% of waiting times? __ Days
B) What is the longest time spent waiting for a heart that would still place a patient in the bottom 20% __ Days of waiting times?