In a basket 15% of mangoes are rotten.the number of rotten mangoes is 30 then the number of good mangoes is
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Step-by-step explanation:
let the no of mangoes be a
15/100 × a = 30
15a = 30×100
15a = 3000
a = 3000÷15
a = 200
total no of mangoes=200
no of good mangoes= 200-30 = 170
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