Answer:
586 bananas
Step-by-step explanation:
Macy - 812 bananas
Jake - (812 x 0.83) = 673.96 bananas
Karl - (673.96 x 3) = 2021.88 bananas
Gary - (2021.88 x 0.29) = 586.3452 bananas. The answer gets rounded down to 586 bananas because he can't have part of a banana
