1.

The number formed when 5 is subtracted after multiplying by 8 to the sum of digits of a two digit number is equal to the number formed when 3 is added after multiplying by 16 to the difference of digits in a number. What is the number? (1) 83 (2) 84 (3) 85 (4) 78

Answer»

Correct Option is (1) 83

Let number is ab

So 8 (a + b) -5 = 10 (a - b) + 3

⇒ 3b - a = 1

Only 83 is satisfying the above condition



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