Question

find those numbers whose squares are odd numbers and the numbers whose squares are even numbers
a) 136 e) 1009
b) 231 f) 3254
c) 179 g) 563
d) 100 ​

Answer 1

Answer:

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whose squares are odd numbers

• 1009 (unit digit 9 = odd)
• 231 (unit digit 1 = odd)
• 179 (unit digit 9 = odd)
• 563 (unit digit 3 = odd)

whose sqaures are even numbers

• 136 ( unit digit 6 = even)
• 3254 (unit digit 4 = even)
• 100 (unit digit 0 = even)

Answer 2

Squares of even numbers :-

• 100
• 3254
• 136

Squares of odd numbers :-

• 231
• 1009
• 563
• 179