A man earns 18000 per mobth his income is increased in the ratio 12:13 find the new monthly incone
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12x : 18000
x:18000/12
x:1500
then 13x : 13×1500: 19500
x:18000/12
x:1500
then 13x : 13×1500: 19500
ranodeep:
why 12x?
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