Question

the sum of the digits of a 2 digit number is 12 . the number is 6 times the units digit . find the number.​

Answer 1

ans :-

let x be the digit at the s place than (12-x) will be the digit at the unit place

two digit number =10x+12-x=9x+12

according to the condition in this question, we get

9x+12 = 6(12+x)

15x =60

x=60/15

x=4

12-x=12-4=8

Two digit number =9x+12

=9(4)+12

=48