# Measuring Matter Part 1

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A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

### Help

The correct answer is

##### Remember :

The smallest number is the one that comes first while counting.

##### Solution :

To arrange the given numbers in order from smallest to greatest, find the smallest number among all the given numbers.

21,27,23

21 is the smallest number.