The monthly salary of a b and c are in the proportion of 2:3:5 ifc is monthly salary is rs 1200 more than that of a monthly salary find the b s annual salary
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c=1200+a
a/c=2/5
solving two equations,
a/(1200+a)=2/5
5a=2400+2a
a=800
a/b=2/3
b=1200
a/c=2/5
solving two equations,
a/(1200+a)=2/5
5a=2400+2a
a=800
a/b=2/3
b=1200
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