Q. 224.4( 40 Votes )

To receive Grade

Answer :

Let us assume Sunita scored x marks in her fifth examination

Now, according to the question in order to receive A grade in the course she must have to obtain average 90 marks or more in her five examinations

= 368 + x ≥ 450

= x ≥ 450 - 368

= x ≥ 82

Hence, she must have to obtain 82 or more marks in her fifth examination

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