Ioint I A$,$ B$,$ and C formed a joint operation. Each will share equally

in profits and losses. A$,$ the appointed manager, had the

following account balances on completion date of the joint

operation:

A agreed to be charged for the cost of the unsold inventory. A$\text{'}$s

share in the profit was P$4.$ How much is the cost of the unsold

inventory?

a$.7$

c$.12$

b$.9$

d$.17$