Two nos are in the ratio 3:5 if each no is increased by 10 the ratio becomes 5:7 the nos are???
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let the numbers be x and y
x/y = 3/5 => 5x=3y => 5x-3y=0
x+10/y+10 = 5/7
=> 7x-5y+20 =0
solve both equations for x and y
x/y = 3/5 => 5x=3y => 5x-3y=0
x+10/y+10 = 5/7
=> 7x-5y+20 =0
solve both equations for x and y
Answered by
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The nos are x=1.3 & y=2.16
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