a sum 's' is devided into 4 parts.second person gets Rs 10
more than first.3rd person is Rs 10 more than second, 4th is
10 more than 3rd. how much amount do 1st person get?

Answer Posted / lokendra sharma

b=a+10
c=a+20
d=a+30
s=a+a+10+a+20+a+30
s=4a+60
s=4(a+15)
s/4=a+15
a=s/4-15

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