- not less than 7 and not more than 10
- not less than 3 and not more than 5
- not less than 2 and not more than 3
- not less than 7 and not more than 8
- not less than 5 and not more than 6
- 120 dB (A)
- 130 dB (A)
- 140 dB (A)
- 115 dB (A)
- 90 dB (A)
- 85 dB (A)
Q) No. of persons in a rescue team using breathing apparatus shall comprise.
Solution:
not less than 5 and not more than 6
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