There are n students in a school . If r% among the students are 12 years or younger, which of the following expressions represents the number of students who are solder than 12?

There are n students in a school . If r% among the students are 12 years or younger, which of the following expressions represents the number of students who are solder than 12? Correct Answer n ( 100-r) /100

8 এর দুইগুণ 16, 16 এর দুইগুণ 32 একইভাবে 25 “ “ 50, 50 “ “ 100 হবে
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৪ঃ ৫= ১২ঃ x হলে x -এর মান কত হবে?