context: ###List of Questions
  (1) How many centuries are there in 42.20265 months?
  (2) Evaluate (3 - 2) + -3 + -2.
  (3) Solve 2*z + 2*x + 12 = 0, -x + 6 = -3*z + 2*x for z.
  (4) What is prob of sequence zung when four letters picked without replacement from guuunuzzuguungugn?
  (5) Suppose 0 = t - 3*j + j - 8, -4 = t - 5*j. What is the highest common divisor of t and 16?
q_1: (1) How many centuries are there in 42.20265 months?
q_2: (2) Evaluate (3 - 2) + -3 + -2.
q_3: (3) Solve 2*z + 2*x + 12 = 0, -x + 6 = -3*z + 2*x for z.
q_4: (4) What is prob of sequence zung when four letters picked without replacement from guuunuzzuguungugn?
q_5: (5) Suppose 0 = t - 3*j + j - 8, -4 = t - 5*j. What is the highest common divisor of t and 16?