鸡占总数的55% 鹅占22% 鸭占23%
鸡占总数的55% 鹅占22% 鸭占23%
已知鸡有1100只,这个养殖场一共养了多少只家禽?
已知鸡有1100只,这个养殖场一共养了多少只家禽?
数学人气:782 ℃时间:2020-01-30 00:09:35
优质解答
1100÷55%=2000只
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