If it were two hours later, it would be half as long until midnight as it would

游客2024-08-12 58

问题 If it were two hours later, it would be half as long until midnight as it would be if it were an hour later. What time is it now?

选项

答案 0.875

解析设现在时间为X，根据题中的时间倍数关系，可列出2×[24-(X+2)]=24-(X+1)，解得X=21，所以时间是21点。

转载请注明原文地址:http://tihaiku.com/zcyy/3716864.html

相关试题推荐

随机试题

最新回复(0)

Ifitweretwohourslater,itwouldbehalfaslonguntilmidnightasitwould