An ant covers a distance of 90 meters in 3 hours ,The average spe_其他解答

An ant covers a distance of 90 meters in 3 hours ,The average speed of the ant in decimeters per

人气：490 ℃　时间：2019-12-07 00:13:45

解答

一只蚂蚁走了3个小时,一共90米的距离,
这只蚂蚁的速度是平均每分钟多少分米?
900/(3*60) =5