Question

一个数有5个100,3个1,4个0.01和6个0.001组成,这个数是多少?里面有( )个2分之1,有( )个0.2,有

Answer 1

原数是5*100+3*1+4*0.01+6*0.001=(503.046);该数里含有503.046/(1/2)=(1006.092)个1/2;有503.046/(0.2)=(2515.23)个0.2;有503.046/(1%)=(50304.6)个1%