321:9::512:15::841:40::751:?
please answer it with solution
Answers
Answered by
1
answer. is 42
3*2+1=9
5*1+2=15
8*4+1=40
7*5+1=42
so answer is 42
3*2+1=9
5*1+2=15
8*4+1=40
7*5+1=42
so answer is 42
Answered by
1
3*(2+1)=9
5*(1+2)=15
8*(4+1)=40
7*(5+1)=42
5*(1+2)=15
8*(4+1)=40
7*(5+1)=42
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