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A salesman enters the quantity sold and the price into the computer. Both the numbers are two-digit numbers. Once, by mistake, both the numbers were entered with their digits interchanged. The total sales value remained the same, i.e. Rs. $1148$, but the inventory reduced by $54$.

What is the actual price per piece?

  1. $82$ 
  2. $28$ 
  3. $56$ 
  4. $14$
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