Why ¾ use the medieval Bengali legend in the poem?

1.She sees a group of teenage girls ¾ the street in ¾ conversation.

2.We human beings tend to forget ¾ we have come as a species in a relatively short period of time.

3.She boasted that no other car could run ¾.

4.I left my phone switched on in case my brother ¾.

5.The proverb 'blood is thicker than $water^{\prime} means :$

6.It is high time we all ¾ students to study science.

7.The more we ¾ mathematical problems, ¾.

8.The antonym of '$opaque^{\prime} is$ ¾.

9.The manager recommended that ¾.

10.কোনটি বিচ্ছিন্ন চলক?

11.'জন্ম, মৃত্যু, বিবাহ ও বিচ্ছে;'-এর তথ্যকে একসাথে বলে-

12.প্রথম n স্বাভাবিক সংখ্যার পরিমিত ব্যবধান হল-