Thandie and Marco are partners with capital balances of $$60,000.$ They share profits and losses at $50\%.$ Chris contributes $$90,000$ to the partnership for a $\frac{1}{3}$ share. What amount should the partnership record as an individual bonus to each of the old partners?

$$ $$10,000$

$$7,000$

$$3,000$

$$ $$20\mathrm{.}000$