72.5
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x+y=22.5
x=22.5-y
xy=50
(22.5-y)y=50
22.5y-y2=50
y2-22.5y+50=0
(y-20)(y-2.5) = 0
y = 20 and x = 2.5 or y = 2.5 and x = 20
20+2.5=22.5
20*2.5=50
90
These pairs of numbers, when multiplied, equal 1,125: (1, 1125) (3, 375) (5, 225) (9, 125) (15, 75) (25, 45)
9 times 25 = 225
It is: 15 times 15 = 225
225