Which is the middle even number between 9 and 23?

a) 14
b) 16
c) 18
d) 20
e) 22

• (a+l)/2
  here a=9,b=23=>ans=16
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• ans b)16
  
  so even no. between 9 to 23 is 10,12,14,16,18,20,22..mdl terms is 16
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• option b-16
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• b will be the answer as on becoz on rowing the even no 16 is pointed out in between
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