BLS Test Questions and
Answers (AHA) Accurate
Answers Guide 2026
• Compression to ventilation ratio for 1 or 2 person rescuers for adults . Answer:
30:2
• 1 rescuer Compression to ventilation ratio for child and infant . Answer: 30:2
• Compression to ventilation ratio for 2 or more rescuer infant and child CPR .
Answer: 15:2
• Depth of compressions for adult . Answer: At least 2 inches
• Depth of compressions for child . Answer: At least 1/3 depth of the chest, about 2
inches
• Depth of compressions for infant . Answer: At least 1/3 depth of the chest, about
1.5 inches
• Rate of compressions . Answer: 100-120 per minute
• When do you call 911 for an adult victim who needs CPR? . Answer: If you are
alone with no mobile phone, leave the victim to call 911 and get the AED before
Answers (AHA) Accurate
Answers Guide 2026
• Compression to ventilation ratio for 1 or 2 person rescuers for adults . Answer:
30:2
• 1 rescuer Compression to ventilation ratio for child and infant . Answer: 30:2
• Compression to ventilation ratio for 2 or more rescuer infant and child CPR .
Answer: 15:2
• Depth of compressions for adult . Answer: At least 2 inches
• Depth of compressions for child . Answer: At least 1/3 depth of the chest, about 2
inches
• Depth of compressions for infant . Answer: At least 1/3 depth of the chest, about
1.5 inches
• Rate of compressions . Answer: 100-120 per minute
• When do you call 911 for an adult victim who needs CPR? . Answer: If you are
alone with no mobile phone, leave the victim to call 911 and get the AED before