Firm T produces 600 tires and sells them to Firm B at a cost of $30 each. Firm F produces 300 bicycle frames and sells them to Firm B for $125 each. Firm B produces 300 bicycles and sells them to consumers for $300 each. The contribution to GDP is $90000. Value added by Firm T is $ , value added by Firm F is $ 1, and value added by Firm B is $