1.

in a two digit number the digit at the units place is double the digit at the tens place the number exceeds the sum by digits by 18 find the number

Answer»

Let the units digit be 2x then tens digit will be X. then the no. will be (10×x) + 2x.....GIVEN....no.- sum of digits = 18....so...(10×x)+2x=x+2x+18....on SOLVING we GET x=2...so no. is 24



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