Ashifur August 8, 2023 - 14:32
Problem: একটি লাঠির $\frac{৭}{১৮}$ অংশের দৈর্ঘ্য$৩\frac{১}{২}$ ফুন্ট হলে, এর পূর্ণ দৈর্ঘ্য কত?

View all: BANGLADESH BANK BANKERS(AD) | WRITTEN QUESTION (MATH) SOLVE | 1990

Correct Answer: উত্তরঃ পূর্ণ দৈর্ঘ্য ৯ ফুট ।

Explanation:

=>$\frac{৭}{১৮}$ অংশ=$৩\frac{১}{২}$ ফুট

=>$\frac{৭}{১৮}$ অংশ =$\frac{৭}{২}$ ফুট

=>সমস্ত অংশ=($\frac{৭}{২}\times \frac{১৮}{৭}$)=৯ফুট

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