what is the sum of the first 20 odd natural numbers
Choose the correct choice from the following options
A) 300 B) 400 C) 500 D) 600 E) 700
sum of first n odd natural nuber is = n^2   so sum of the first 20 odd natural numbers=(20)^2=400   ans 400   ANSWER:400
<result>B</result>
what is the sum of the first 20 odd natural numbers