Question

he sum of the digits of a 2-digit number is 9. The number is 6 times the units digit. Find the number.​

Answer 1

Answer:

36 is the required number

Step-by-step explanation:

Let x be the unit's digit.

So ten's digit=9-x

Therefore the no. =10(9-x)+x

=90-9x

According to the question,

90-9x=6x

15x=90

x=6

So the no. =90-9*6=90-54=36