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In the figure above, the sum of the three numbers in the horizontal row equals the product of the three numbers in the vertical column . What is the value of xy ?
(A) 6
(B) 15
(C) 35
(D) 75
(E) 90
Sol: Given that sum of Horizontal numbers (37+38+15=90)= Product of 15*x*y
So the product of xy= 90/15 =6
Ans A
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