Question

(b) The volume of air breathed in and out by the student also changed during this investigation,
as shown in Tabie 3.2.
Table 3.2
cycling speed
/km per hour
volume of air breathed in and out
in each breath/cm3
rest
600
25
3000
The minute volume is found by multiplying the volume of air breathed in and out in each
breath by the breathing rate.
Using the information in Table 3.1 and in Table 3.2, calculate the minute volume after cycling
at 25 km per hour.
Show your working.​

Answer 1

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Answer 2

Answer:

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