৫ জন তাঁতী ৫ দিনে ৫ টি শাড়ি তৈরি করতে পারে। একই ধরনের ৭ টি শাড়ি তৈরি করতে ৭ জন তাঁতীর কত সময় লাগবে?
A. ৭ দিন
B. ০.৫১ দিন
C. ৫ দিন
D. ১ দিন
সঠিক উত্তরঃ
C.
৫ দিন
Explanation:
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