Question

the unit digit of a two digit number is 6.if 9 is added to the number.the number obtained is 5/4th of the number. find the sum of the digits?

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Answer 1

Hey buddy here is ur ans

Let the tens digit be x
Given, units digit be 6
∴(10x+6)+9=54(10x+6)

⇒10x+15=54(10x+6)

⇒2x+3=12(5x+3)

⇒4x+6=5x+3

⇒x=3

∴
The sum of the digits =6+3=9

Hence, the correct option is (c)


Pls mark me brainliest

Answer 2

Answer:

here

Step-by-step explanation:

the answer is in the attachment with the full explanation.