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Maths CBSE Live product
Class 7
Number Play
Numbers Tell us Things and Picking Parity
6.
Consecutive numbers
Question:
6
m.
Babu
wrote down
45
consecutive numbers. Is the sum of those consecutive numbers is odd or even?
There are
even numbers and
odd numbers in
45
consecutive numbers.
Sum of \(22\) even numbers is even, and the sum of \(23\) odd numbers is odd.
Sum of \(22\) even numbers is odd, and the sum of \(23\) odd numbers is odd.
Sum of \(22\) even numbers is even, and the sum of \(23\) odd numbers is even.
Sum of \(22\) even numbers is odd, and the sum of \(23\) odd numbers is even.
Even \(+\) Even \(=\) Even
Odd \(+\) Odd \(=\) Even
Odd \(+\) Even \(=\) Even
Even \(+\) Odd \(=\) Odd
Ans
:
Odd
Even
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