context: ###List of Questions
  (1) What is prob of picking 2 u when two letters picked without replacement from uttuitu?
  (2) Suppose -10*i = -11*i - 22. Let p = i - -74. Let g(x) = x**3 - 2*x**2 - 5*x + 1. Let k be g(4). What is the greatest common divisor of k and p?
  (3) What comes next: -950, -952, -954, -956, -958?
  (4) How many milligrams are there in 0.438524t?
  (5) Evaluate (-72)/27*36/48.
q_1: (1) What is prob of picking 2 u when two letters picked without replacement from uttuitu?
q_2: (2) Suppose -10*i = -11*i - 22. Let p = i - -74. Let g(x) = x**3 - 2*x**2 - 5*x + 1. Let k be g(4). What is the greatest common divisor of k and p?
q_3: (3) What comes next: -950, -952, -954, -956, -958?
q_4: (4) How many milligrams are there in 0.438524t?
q_5: (5) Evaluate (-72)/27*36/48.