题目内容
如图所示,是某养殖场饲养的鸡鸭鹅统计图.根据统计图回答问题:
(1)已知鹅是615只,鸡和鸭各是多少只?
(2)鹅的只数比鸭少百分之几?

(1)已知鹅是615只,鸡和鸭各是多少只?
(2)鹅的只数比鸭少百分之几?
(1)鸡的只数:615÷15%×65%,
=4100×65%,
=2665(只),
鸭的只数:615÷15%×20%,
=4100×20%,
=820(只),
(2)(820-615)÷820,
=205÷820,
=25%,
答:鸡是2665只,鸭是820只;鹅的只数比鸭少25%.
=4100×65%,
=2665(只),
鸭的只数:615÷15%×20%,
=4100×20%,
=820(只),
(2)(820-615)÷820,
=205÷820,
=25%,
答:鸡是2665只,鸭是820只;鹅的只数比鸭少25%.
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