ANSWERS -HURDLE 01 : NUMBERS

Ans 1.When you add any 6 odd numbers the answer will always be even. So the correct answer is e.

Ans 2. Square of odd number is odd. Square of even number is even.
Odd+Even = Odd.
Odd +odd = Even
Even +Even = Even
So if the first number is odd the result will be Even and if the first number is even the result will be odd. The result is not necessarily a square number. So the correct option is D. "None of these"

Ans 3. Using the same principle as in Ans2 we notice that the result will always be even. So the correct answer is option C.

Ans 4. None of these

Ans 5. No

Ans 6. No

Ans7. Yes

Ans8. Yes

Ans 9. Squares are
48=2304
26=676
49=2401

Ans 10. Squares are
44=1936
48=2304
38=1444
97=9409

Ans 11. Squares are
323 =104329
282 =79524
461=212521