Please help with this question!

I don’t know how to solve these without some initial number that all of it has to add up to….
The image is attached below

Please explain in depth. In 30-2 and am very bad at math…

Please help with this question I dont know how to solve these without some initial number that all of it has to add up to The image is attached below Please exp class=

Respuesta :

Answer:

So, the answer would be 2 inches, or 5 cm.

Step-by-step explanation:

During manual CPR, rescuers should perform chest compressions to a depth of at least 2 inches, or 5 cm, for an average adult while avoiding excessive chest compression depths (greater than 2.4 inches, or 6 cm).