1.

In a Two digit numbers the one's is three times the digits in the ten's place and the sum of digits is 12.What is number .

Answer»

Answer:

39

Explanation:

TENTH PLACE=X

one's place=3X

Sum of digits=3X+X=4X=12

4X=12

X=12÷4=3

tenth place = X=3

ones place=3X= 3×3=9

the number=39



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