Raman appeared for three tests, each of 100 marks. He scored 58 in English and 62 in Maths.
How much marks he needs to score in Science to get an aggregate of 65%?
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Answer:
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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