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in a class, 20 opted for physics,17for maths,5for both and
10 for other subjects.the class contains how many students ?
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Answer Posted / karthika
physics=20
maths=17
both=5
so, now phy+mat-both=20+17-5=32
other=10.
so...32+10=42
| Is This Answer Correct ? | 11 Yes | 1 No |
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