Update ANS: CLASS 9 | LINEAR EQUATION | The Sum of two positive number x and y (x>y) is 50 and difference of their squares is 720. Find the numbers

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Assuming the density of air to be 1.295 kg m-3, find the fall in barometric height in mm of Hg at a height of 107 m above the sea level. Take density of mercury = 13.6 × 10³ kg m-3.