context: ###List of Questions
  (1) Calculate 210 divided by 5.
  (2) How many minutes are there in eight fifteenths of a hour?
  (3) Four letters picked without replacement from mhohmmmommhnohoomh. Give prob of picking 4 h.
  (4) Suppose 6*x - 13 - 5 = 0. Solve z = 5*b + 3*z - 23, x*z + 3 = 5*b for b.
  (5) Let c be ((-2)/(-3))/((-3)/(-9)). Let i(h) = 12*h**2 + 2*h. What is the remainder when i(c) is divided by 11?
q_1: (1) Calculate 210 divided by 5.
q_2: (2) How many minutes are there in eight fifteenths of a hour?
q_3: (3) Four letters picked without replacement from mhohmmmommhnohoomh. Give prob of picking 4 h.
q_4: (4) Suppose 6*x - 13 - 5 = 0. Solve z = 5*b + 3*z - 23, x*z + 3 = 5*b for b.
q_5: (5) Let c be ((-2)/(-3))/((-3)/(-9)). Let i(h) = 12*h**2 + 2*h. What is the remainder when i(c) is divided by 11?