Question

which of the following is the sum of the first 30 natural numbers.​

Answer 1

Answer:

options??

then also....

sum form 1 to 10 is 55

11 to 20 is 155

21 to 30 is 255

so the total from 1 to 30 natural no is 465

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Answer 2

Answer:

we can use the formula of sn from ap