Maths

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1234567891011
Across
  1. 1. without adding, find the sum of 1+3+5+7+9+11.
  2. 3. cube root of 357911.
  3. 5. cube of 9.
  4. 7. square of 75.
  5. 9. smallest natural number other than 1 which is a perfect square as well as a perfect cube number.
  6. 10. square of 19.
  7. 11. smallest square number that is divisible by each of 5 and 11
Down
  1. 2. square root of 4489
  2. 4. number which when subtracted from 374695 makes the resultant a perfect square number.
  3. 5. smallest number which when added to 7669 makes the resultant perfect square.
  4. 6. smallest number by which 248 be multiplied to make the result a perfect cube number.
  5. 8. look at the numbers given below and find the number which cannot be a perfect square.81,100, 144, 25000
  6. 10. missing number to make 12,__, 37, a Pythagorean triplet.