A number K is a positive integer with special property that 3 times it’s unit equals 2 times it’s 10th digit. How many such numbers exist between 10 and 99?

Question : A number K is a positive integer with special property that 3 times it’s unit equals 2 times it’s 10th digit. How many such numbers exist between 10 and 99?(A) 2 (B) 3 (C)4 (D) 5\[\]Solution:Let x and…

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