- 23 and 30 years
- 20 and 23 years
- 21 and 35 years
- 21 and 30 years
- 120 dB (A)
- 130 dB (A)
- 140 dB (A)
- 115 dB (A)
- 90 dB (A)
- 85 dB (A)
Q) Selection of persons for Training in rescue work: – No person shall be selected for training in rescue work, unless He is between ______of ages and holds a valid First-aid certificate of the standard of the St. John Ambulance Association (India);
Solution:
21 and 30 years
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