Question

the digit in the tens place of a two digit number is half the digit in the ones place if the sum of the digit is 12 find the number

Answer 1

Let the ones digit be

Since, tens digit = x/2

A/Q

X/2+x=12

X= 8

Now,

Ones digit= 8
Tens digit = 8 /2=4

So, the number = 84. Ans