The two peasant women sold a total of 300 eggs, and the money they sold was exactly the same. If the number of eggs of the two is exchanged, then farmer A can sell it for 45 yuan, and farmer B can sell it for 20 yuan. How many eggs did A peasant woman sell?
两个农妇一共卖了300个鸡蛋，两人所卖钱数正好相等．如果将两人的鸡蛋个数调换，那么甲农妇可卖45元，乙农妇可卖20元．甲农妇卖了多少个鸡蛋？
<result>120</result>