设科技书为一倍量,
科技书本数是故事书的1/2,所以可得故事书是科技书的2倍,
综上可得科技书有:
192÷(1+2+3)
=192÷6
=32(本)
故事书有:
32x2=64(本)
文艺书有:
32x3=96(本)
六一班图书角共有图书192本,科技书本数是故事书的1/2.文艺书的本数是科技书的3倍,这三种书各有多少本?(要过程)
六一班图书角共有图书192本,科技书本数是故事书的1/2.文艺书的本数是科技书的3倍,这三种书各有多少本?(要过程)
数学人气:361 ℃时间:2020-02-05 19:11:08
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