Duncan takes a break from studying and goes to the gym to swim laps. if swimming burns 8.75ã105 cal per hour, how many kilojoules does swimming burn in that same amount of time? in other words, convert 8.75ã105 cal to kilojoules.

This problem contains an error in transcription. 8.75A105 is a nonsensical number for the purposes of this equation. However, if we assume that swimming burns 105 calories for hour, we can use the standard conversion for calculating energy. To start, we need to recall that our conversion base is 0.0041868 KJ per 1 calorie. By multiplying the number of calories using our base rate of .0041868, we will find the number of KJ. This 105x.0041868= 0.439614 KJ.

therefore, the efficiency is:

Iknow the first part it is the average star i am not 100% sure