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নটা বস্তুৰ বাবে Rs7 টকাৰ লোকচান হয়। মুঠ স্বাক্ষৰিত লোকচান?

A63
B−16
C−63
D16
Answer & Solution
Correct answer: C. −63
চিনবোৰ বেলেগ বেলেগ, গতিকে গুণফলটো 7 × 9 = 63 মাত্ৰাৰ সৈতে ঋণাত্মক।
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