context: ###List of Questions
  (1) Let g(m) = -m**2 - 2*m - 1. Let h be g(-3). Let t = h - -6. What is the units digit of t?
  (2) Solve -4*o - 3*r - 3 = 14, 2*o - 2*r = 16 for o.
  (3) How many centimeters are there in 198.0394 micrometers?
  (4) Two letters picked without replacement from {x: 8, p: 5, a: 7}. Give prob of sequence xa.
  (5) Evaluate (2/28)/(6/24).
q_1: (1) Let g(m) = -m**2 - 2*m - 1. Let h be g(-3). Let t = h - -6. What is the units digit of t?
q_2: (2) Solve -4*o - 3*r - 3 = 14, 2*o - 2*r = 16 for o.
q_3: (3) How many centimeters are there in 198.0394 micrometers?
q_4: (4) Two letters picked without replacement from {x: 8, p: 5, a: 7}. Give prob of sequence xa.
q_5: (5) Evaluate (2/28)/(6/24).