Show your working:
A 75kg man cycles at 120 watts on a leg ergometer
His training VO2 is:
a) 24 METs
b) 17.06 ml/kg/min
c) 12.5 ml/kg/min
d) 7 METs
His energy expenditure during a 30-minute ride is:
a) 277 kcals
b) 9.2 kcals
c) 1050 kcals
d) 300 kcals
If he chooses to walk up a 10% grade, what is the appropriate walking speed?
a) 211 m/min
b) 3.4 mph
c) 2.8 mph
d) 100 m/min
During an aerobic dance class, Lisa, who weighs 58 kg, is stepping on a 9-inch step at a rate of 20 steps per
minute
How many kilocalories will she expend in 20 minutes?
a) 107 kcals
b) 160 kcals
c) 5.4 kcals
d) 185 kcals
What is an equivalent work rate on the leg ergometer?
a) 300 watts
b) 2264 watts
c) 120 kg / m / min
d) 370 kg / m / min
Running on a level track at 9 mph, an 80 kg male:
Has a VO2 of:
a) 51.7 ml/kg/min
b) 10 METS
c) 27.6 ml/kg/min
d) 42.3 ml/kg/min
How many calories per minute is he expending?
a) 0.11 kcals/min
b) 50 kcals/min
c) 20.5 kcals/min
