Two number are in the ratio 3:5.If 8 is added both of them .then their ratio become 2:3.Find the number
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SOL. LET THE NUMBERS BE 3x/5x.
given,if 8 is added to the no. 3x+8/5x+8=2/3
=3(3x+8)=2(5×+8)
=9x+24=10x+16
=9x-10x=16-24
= -x = -8 [cancelling - on both sides]
= x= 8
so the required no. is 8.
given,if 8 is added to the no. 3x+8/5x+8=2/3
=3(3x+8)=2(5×+8)
=9x+24=10x+16
=9x-10x=16-24
= -x = -8 [cancelling - on both sides]
= x= 8
so the required no. is 8.
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