Insert, commas suitably according to Indian system of numeration in 98432701.
  • 9,84,32,701
  • 984,327,01
  • 98,4327,01
  • 98,432.701.
Insert, commas suitably according to International system of numeration in 99985102
  • 99,985,102
  • 999,851.02
  • 9,9985,102
  • 99,98,51,02
THE LARGEST 4-DIGIT NUMBER USING THE DIGITS 1, 9, 0, 5 IS:
  • 9510
  • 5019
  • 1905
  • 9501
TWO LAKH IS GREATER THAN THE LARGEST 5-DIGIT NUMBER
  • True
  • False
THE SUPER CELL FROM THE BELOW GIVEN CELLS IS _____
  • 6282
  • 6300
  • 6490
  • 6491
A ________ is cell containing a number in a grid that’s larger than its neighbouring numbers
  • number theory
  • supercell
  • palindromes
  • kaperkars magic
What happens if you apply the Collatz conjecture to an even number?
  • You subtract one
  • You divide by two
  • You multiply by three and add one
  • You add one
What happens if you apply the Collatz conjecture to an odd number?
  • You subtract one
  • You divide by two
  • You add one
  • You multiply by three and add one
What is the rule for this pattern?32, 36, 40, 44
  • add 4
  • multiply 2
  • subtract 4
  • divide by 2
Cells containing number ________ than its neighboring cells is called supercells
  • greater
  • less than
  • equal to
  • very less
the digit sum of 881
  • 16
  • 17
  • 15
  • 18
digit sum of 758
  • 20
  • 19
  • 18
  • 21
smallest 5 digit number
  • 10,000
  • 100,000
  • 99,999
  • 1000
among the numbers from 1-100 how many times will the digit 5 occur?
  • 40
  • 30
  • 10
  • 90
  • 20
_______ is known as the kaprekar constant
  • 4174
  • 7641
  • 6174
  • 1467
the kaprekar constant for 3 - digit number is
  • 954
  • 495
  • 459
  • 627
4224+501=
  • 4725
  • 5725
  • 6725
will reversing and adding numbers starting with a 2 - digit number always lead to a palindrome?
  • reversing and adding will always lead to a palindrome
  • reversing and adding numbers do not always immediately give a palindrome , but will often lead to a palindrome
  • reversing and adding numbers always immediately give a palindrome
The smallest Lychrel number is
  • 196
  • 691
  • 169
  • 267
Which of the following numbers a is a Palindrome?
  • 12325
  • 9985899
  • 221
  • 326653
______________ is one where the minutes are mirror reflection of the hour in the “hh:mm” format
  • palindromic time
  • palindromic calendar dates
  • palindromic days
40,000+8000+100=
  • 19,946
  • 19,841
  • 90,800
4,2,1 repeats itself in the sequence this sequence is called
  • kaprekar sequence
  • fibonacci sequence
  • collatz sequence
  • virahanka sequence
if the number is less than halfway point,we round it off to the smallest multiple of 10
  • true
  • false
The 5- digit palindrome number using the digits 2, 5, 4 is
  • 22254
  • 55542
  • 25452
  • 44522
which number is known as kaprekar's magic number?
  • 1234
  • 4321
  • 9999
  • 6174
what is the sum of smallest and largest 2 digit palindrome number?
  • 88
  • 90
  • 101
  • 110
STATE TRUE OR FALSE : Collatz Conjecture states that the sequence will eventually reach by 1
  • true
  • false
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