What is the missing number?20,30,50,40,( ),50,( ),60,( ),70,( )

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/13 05:38:27
What is the missing number?20,30,50,40,( ),50,( ),60,( ),70,( )

What is the missing number?20,30,50,40,( ),50,( ),60,( ),70,( )
What is the missing number?20,30,50,40,( ),50,( ),60,( ),70,( )

What is the missing number?20,30,50,40,( ),50,( ),60,( ),70,( )
60,70,80,90

yhfh

答案是60,70.80,90。按照比例是20 ,30,50,40之间差的比例都是10,20,10,20.......

20 ,30,50,40之间差的比例都是10,20,10,20
所以答案是60,70.80,90

什么是失踪的号码