A)$15,000
Explanation:
jones  100,000
king   200,000
lane  300,000 Â
Total  600,000
Assuming profit are distributed based on capital investment, jones will receive:
100,000/600,000 = 1/6 of the profit
proft x jones ratio = allocate income to Jones
90,000 x 1/6 = 15,000
This will be the amount of profit attributable to Jones.