Math, asked by SJ121, 3 months ago

Let N be the smallest positive integer such that N + 2N + 3N +....
+ 9N is a number all whose digits are equal. What is the sum of digits of N?

Answers

Answered by gayatripatyal1

0

Answer:

10N

Step-by-step explanation:

N+2N+3N+9N

4N=14

N=14-4

N=10

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