Question

. Find the value of 1+3+5+ ... + 199
a) 40000 b) 10000 c) 39601 d) Can't be determined​

Answer 1

tu khud solve kar ke dekh le pata chal jaye ga

Step-by-step explanation:

i take a book

second one your book

third open your pen

the try to solve it

Answer 2

Answer:

39601 (c)

Step-by-step explanation:

The question is pattern type question

Ex : 1+3+5+7+9+11 =

Steps,

(i) first count the numbers,

(ii) then square the number

(iii) the square number is answer

This trick was only applied for all odd numbers addition.

Now, we will solve the example.,

There are 6 numbers

So, 6^2 = 36

1+3+5+7+9+11 = 36

In your question.,

They given upto 199 so square of 199 = 39601

So, your answer is (c) 39601

Hope this answer will help you