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Input/Output Tables For Multiplication

Consider the table:

In Out
4 16
7 28
1 4
2 8
5 20

 

Let's find the rule from the table.

 

The rule makes each number increase.

 

So, try using multiplication.


4 × 4 = 16


7 × 4 = 28


1 × 4 = 4

 
2 × 4 = 8
 
5 × 4 = 20

Here, 4 is multiplied with every input.

The rule is “multiply by 4.”
ds

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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.