context: ###List of Questions
  (1) What is 4*(-2)/2*1/18?
  (2) Convert 30.40365 millennia to decades.
  (3) Let h = -3 - -5. Suppose -3*t + 3*p + 3 = -p, -p = -2*t + h. Let i be 1*(2 - 0) - t. Solve -2*l - i = -l for l.
  (4) Two letters picked without replacement from {f: 2, z: 5}. What is prob of sequence zf?
  (5) Suppose -10*f + 12*f = 124. Calculate the remainder when f is divided by 22.
q_1: (1) What is 4*(-2)/2*1/18?
q_2: (2) Convert 30.40365 millennia to decades.
q_3: (3) Let h = -3 - -5. Suppose -3*t + 3*p + 3 = -p, -p = -2*t + h. Let i be 1*(2 - 0) - t. Solve -2*l - i = -l for l.
q_4: (4) Two letters picked without replacement from {f: 2, z: 5}. What is prob of sequence zf?
q_5: (5) Suppose -10*f + 12*f = 124. Calculate the remainder when f is divided by 22.