The average household spends 1,460 hours a year in front of the box â four hours a day. And sometimes we watch it without even realising. A TV Licensing Authority survey found people underestimate their TV viewing by up to 20 hours a week. 2,372 hrs sleeping
The CPR compression ratio for infants and children is 30 compressions to 2 breaths. 2 people CPR compression ratio for infants is 15 compressions to 2 breaths. 2 people CPR coâ¦mpression ratio for children is 30 compressions to 2 breaths.
The compression ratio is the ratio of the absolute discharge pressure (psia) to absolute suction pressure (psia), found using the formula Discharge Pressure Absolute Ã· Suction Pressure Absolute. In that chart that accompanies part one of this series, the left side (Y-axis) represents compression ratios.