Minutes to hours

  Hours  Minutes
  0.05  3
  0.10  6
  0.15  9
  0.20  12
  0.25  15
  0.30  18
  0.35  21
  0.40  24
  0.45  27
  0.50  30
  Hours  Minutes
  0.55   33
  0.60   36
  0.65   39
  0.70   42
  0.75   45
  0.80   48
  0.85   51
  0.90   54
  0.95   57
  1.00   60

Minutes to hours, hours to minutes