Product of a Two Digit number is 35.The average of the number and the number formed by reversing the order to digits is 66.Find the number.I want The Question According to Quadratic equation

1 Answer

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samhouston | Middle School Teacher | (Level 1) Associate Educator

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Let the two numbers be represented by x and y.

x * y = 35

The only single digit numbers whose product is 35 are 5 and 7.

Therefore the number must be 57 or 75.

The average of the 57 and 75 is 66.