What number should replace the question mark? 22, 21, 30, ?, 38, 37, 46​

2 thoughts on “What number should replace the question mark? 22, 21, 30, ?, 38, 37, 46​”

1. Answer:

   39

   Step-by-step explanation:

   when you will subtract 21 from 22 it will give you 1

   when you will subtract 37 from 46 it will yield 9

   30 + 9 = 39 because it resembles the last pair of 37 , 46

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2. Answer:

   4 th no.option can replace the question mark..

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