Question

2.
Which of the following numbers are perfect squares?
(i) 121
(ii) 136 (iii) 256
(iv) 321
3. The following numbers are not perfect squares. Give reasons?
(i) 257
(ii) 4592 (iii) 2433 (iv) 5050
4.
Find whether the square of the following numbers are even or odd .
(i) 431
(ii) 2826 (iii) 8204
(iv) 17779
5. How many numbers lie between the square of the following numbers
(i) 25; 26 (ii) 56; 57 (iii) 107:108
6.
Without adding, find the sum of the following numbers
(1)
1 + 3 + 5 + 7 + 9 =​

Answer 1

Answer:

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