Question

The unit digit of a two digit number is 6. If 9 is added to the number, then the number obtained is (5/4)th of the number itself. Find the sum of the digits.​

Answer 1

Answer:

9

Step-by-step explanation:

(20x+6)+9=(10x+6)5/5

10x+15=50x+30/4

40x+60=5x+30

x=30

number=10x+6

10*3+6

36

3+6=9