Question

What is the next number?12,21,13,31,16,___​

Answer 1

Answer:

61

Step-by-step explanation:

here the numbers are reversed

Answer 2

Answer:

61

Step-by-step explanation:

If u observe properly,

second number is opposite of first number, same fourth number is opposite of third number.... so similarly 6th number is the opposite of 5th number

Opposite in the sense, 12--->21, 13--->31, 16--->61 they are reversed

just ones place and tens place are displaced

Hope it helps

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