Lalit got 50•\• marks in hindi ,75•\• in English and 90•\• marks
in maths. The maximum marks in each of the subjects were 100, 140
160 respectively. Find his aggregate percentage.
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Percentage in science =75%
Total marks=80
⇒Marks obtained in science =75% of 80
=
100
75
×80=60 marks
In mathematics=95%
Total marks=100
⇒ Marks obtained =95% of 100
=
100
95
×100=95 marks
In English, marks=70%
Total=70marks
⇒ Marks obtained=70% of 70
=
100
70
×70=49 marks
⇒ Total marks obtained=60+95+49
=204 marks
Maximum marks=80+100+70
=250 marks
⇒ Aggregate percentage=
250
204
×100
=
5
408
=81.6%.
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