The squares of which of the following would be odd numbers? - 431
- 2826
- 7779
- 82004
- 431
- 2826
- 7779
- 82004
Solution and Explanation
The square of an odd number is odd and the square of an even number is even.
Here, \(431\) and \(7779\) are odd numbers.
Thus, the square of \(431\) and \(7779\) will be an odd number.
Top Questions on Some More Interesting Patterns
- The following numbers are obviously not perfect squares. Give reason.
- 1057
- 23453
- 7928
- 222222
- 64000
- 89722
- 222000
- 505050
- CBSE Class VIII
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- Without adding find the sum
- \(1 + 3 + 5 + 7 + 9\)
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- \(1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 + 19 + 21 + 23\)
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- \(99\) and \(100\)
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- Express \(121\) as the sum of \(11\) odd numbers.
- CBSE Class VIII
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- Using the given pattern, find the missing numbers.
\(1^ 2 + 2^2 + 2^2 = 3^2\)
\(2^ 2 + 3^2 + 6^2 = 7^2 \)
\(3^ 2 + 4^2 + 12^2 = 13^2 \)
\(4 ^2 + 5^2 + ....^2 = 21^2 \)
\(5^ 2 +....^2 + 30^2 = 31^2\)
\(6^ 2 + 7^2 + ....^2 = ....^2\)- CBSE Class VIII
- Mathematics
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Questions Asked in CBSE Class VIII exam
Underline the verbs and arrange them in two columns, Past and Earlier past.
(a) My friends set out to see the caves in the next town, but I stayed at home, because I had seen them already.
(b) When they arrived at the station, their train had left. They came back home, but by that time I had gone out to see a movie!
(c) So they sat outside and ate the lunch I had packed for them.
(d) By the time I returned, they had fallen asleep!
Past Earlier Past - CBSE Class VIII
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- Kinds of Quadrilaterals
Fill in the blanks using the correct form of the verbs in brackets.
My little sister is very naughty. When she ____ (come) back from school yesterday, she had _____(tear) her dress. We _____(ask) her how it had _____(happen). She ______(say) she _____ _____ (have, quarrel) with a boy. She _____ _____ (have, beat) him in a race and he _____ ____ (have, try) to push her. She _____ ____ (have, tell) the teacher and so he _____ _____ (have, chase) her, and she _____ _____ (have, fall) down and _____ _____ (have, tear) her dress.
- CBSE Class VIII
- The Best Christmas Present in the world
- What is Connie’s Christmas present? Why is it “the best Christmas present in the world”?
- CBSE Class VIII
- The Best Christmas Present in the world
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- CBSE Class VIII
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