On sports day. if 30 children were made to stand in a column, 16 columns could be formed. If 24 children were made to stand in a column,how many columns could be formed?

Correct Answer: 20
প্রতিটি coloumn - এ 30 জন children দাড়ালে মোট children - এর সংখ্যা হয় = <math xmlns = "http://www.w3.org/1998/Math/MathML"><mn>30</mn><mo>&#xD7;</mo><mn>16</mn><mo>&#xA0;</mo><mo> = </mo><mo>&#xA0;</mo><mn>480</mn></math>এখন এই 480 children কে 24 জন করে coloumn করা হলে মোট coloumn হবে 480/24 = 22টি