Question

Complete these series
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Answer 1

16 = 7 , 17 = 9

Reason :

Count number of alphabets in number (in words)

9 ( NINE ) = 4

21 ( TWENTY ONE ) = 9

22 ( TWENTY TWO) = 9

24 ( TWENTY FOUR ) = 10

8 ( EIGHT ) = 5

7 ( SEVEN ) = 5

99 ( NINETY NINE) = 10

100 ( HUNDRED) = 7

=> 16 ( SIXTEEN ) = 7

=> 17 ( SEVENTEEN ) = 9

Hope it helps

:)