kaitlynw9104 kaitlynw9104

26-12-2023
Mathematics

contestada

How long in minutes will the energy in an 871 kJ (208 kcal) cup of yogurt last in a woman doing work at the rate of 140 W with an efficiency of 20.0% (such as in leisurely climbing stairs)?
a) 15 minutes
b) 25 minutes
c) 35 minutes
d) 45 minutes

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