alleryદરેક નવ વસ્તુઓ Rs7નું નુકસાન કરે છે. કુલ સહી થયેલ નુકશાન?
A63
B−16
C−63
D16
Answer & Solution
Correct answer: C. −63
ચિહ્નો અલગ પડે છે, તેથી ઉત્પાદન 7 × 9 = 63 સાથે નકારાત્મક છે.
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