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⣿⣿⡿⠋⠴⠋⠀⠀⣠⣶⣿⣿⣷⣶⣶⣶⣶⣶⣿⣷⣦⣤⡀⠀⠀⠀⠀⠀⠀⠀ ⣿⡟⠁⠀⠀⠀⠀⢠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⡄⠀⠀⠀⠀⠀ ⠟⠀⠀⠀⠀⠀⠀⠛⠉⠉⠉⠉⠙⢿⣿⣿⣿⠟⠛⠋⠉⠉⠛⠛⠁⠀⠀⠀⠀⠀ ⠀⠀⠀⠀
⠀⠀⠀⠀⠀⢀⣾⠟⣉⡙⢛⣿⣿⣿⣿⣿⣿⣿⣿⣛⡭⢍⡙⢿⣷⠀⡇⠀⠀⠀ ⠀⠀⠀⠀⠀⣼⣿⠘⠧⠀⣠⣟⣽⠋⢨⣿⡏⢻⣍⣛⣀⠠⣟⣰⣿⣿⣷⠀⠀⠀ ⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⡇⠀⢸⣿⣇⠸⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠀ ⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣧⡶⢿⣿⡿⢷⣿⣿⣿⣿⣿⣿⣿⣿⠇⠀⠀⠀
⠀⠀⠀⠀⠀⣼⣿⣿⣿⣿⣿⣿⡿⠛⠸⣿⠄⠿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀ ⠀⠀⠀⠀⠀⠈⢻⣿⣿⣿⣿⠏⠀⣠⣤⣤⣤⡀⠙⣿⣿⣿⣿⣿⣿⠇⠀⠀⠀⠀ ⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠸⠗⠀⢠⣿⡇⠀⠀⠀⣾⣇⠀⢺⣿⠟⠉
──▐──████▀███▄█▄▌
▐─▌──█▀▌──▐▀▌▀█▀
─▀───▌─▌──▐─▌
─────█─█──▐▌█
Supondo que a massa desse corredor seja igual a 90 kg, o trabalho total realizado nas 13 primeiras passadas é mais próximo de:
a) 5,4×10²
b) 6,5×10³ J.
c) 8,6×10³ J.
d) 1,3×104
e) 3,2×104