Question:on sports day ,if `30` children were made to stand  in a colum ,`16` colums could be formed .If `24`chidren were made to stand in a colum,how many colums could be      formed ? 

A `45` 
B `20` 
C `22` 
D `29` 

+ Answer
B 

+ Explanation
The number of children 

`= (30 xx 16)`

 = 480`

Number of columns of `24` children each 

`= (480/24)`

`= 20`

+ Report

Irin Moni

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