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  • Question
  • Which one of the following cannot be the square of a natural number?


  • Options
  • A. 32761
  • B. 42437
  • C. 81225
  • D. 20164

  • Correct Answer
  • 42437 

    Explanation

    The square of a natural number never ends in 7.
    42437 is not the square of a natural number


  • Numbers problems


    Search Results


    • 1. Which number will come in place of question mark 7, 16, 36, 78, 144, ?

    • Options
    • A. 168
    • B. 196
    • C. 222
    • D. 256
    • Discuss
    • 2. 476 ** 0 is divisible by both 3 and 11.The non zero digits in the hundred's and ten's places are respectively:

    • Options
    • A. 6 and 2
    • B. 8 and 2
    • C. 6 and 5
    • D. 8 and 5
    • Discuss
    • 3. Find the next number in the series 14, 916, 2536,......

    • Options
    • A. 4981
    • B. 6481
    • C. 4964
    • D. 6449
    • Discuss
    • 4. If 60% of 35 of a number is 36, then the number is

    • Options
    • A. 86
    • B. 94
    • C. 100
    • D. 115
    • Discuss
    • 5. The difference between a positive proper fraction and its reciprocal is 9/20. The fraction is:

    • Options
    • A. 35
    • B. 310
    • C. 45
    • D. 43
    • Discuss
    • 6. The largest 4 digit number exactly divisible by 88 is

    • Options
    • A. 8888
    • B. 9999
    • C. 9944
    • D. 9988
    • Discuss
    • 7. How many numbers up to 300 and 700 are divisible by 2, 3 and 7 both together ?

    • Options
    • A. 7
    • B. 9
    • C. 11
    • D. 5
    • Discuss
    • 8. The sum of the two numbers is 12 and their product is 35. What is the sum of the reciprocals of these numbers?

    • Options
    • A. 1235
    • B. 135
    • C. 358
    • D. 732
    • Discuss
    • 9. A number when divided by 779 gives a remainder 47. By dividing the same number by 19, what would be the remainder?

    • Options
    • A. 6
    • B. 5
    • C. 8
    • D. 9
    • Discuss
    • 10. If the number 517*324 is completely divisible by 3, then the smallest whole number in the place of * will be:

    • Options
    • A. 0 
    • B. 1
    • C. 2
    • D. None of these
    • Discuss


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