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Explain or state briefly the rule or reason for your answer. Quote the Article Number to support your answer. 1. X, Y, and Z are partners engaged in the grocery business. Each contributed P50,000. It was stipulated that the liability of X shall not exceed his capital contribution. After partnership assets have been exhausted, the partnership has an unpaid balance of P12, 000 in favor of W. Settle the rights of the parties. 2. Same partnership. Is the sale of the automobile of the partnership by X who is the manager of the partnership binding on the partnership? 3. Same partnership. X and Y, controlling partners, after informing Z, agreed to reduce the debt of W to the partnership from P10,000 to P9,000 otherwise W would not pay any amount. May Z question the reduction? 4. Same partnership. Y and Z contributed P15, 000 each to the partnership. * was subsequently admitted as a partner with a contribution of P10, 000. The partnership has an obligation of P45, 000 in favor of W. Compute the liability of the X, Y, and Z in case the obligation was contracted. (a) before X was admitted; (b) after X was admitted