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Number System A...

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  • Question 1
    1 / -0

    Find the unit's digit in the product of the first 100 odd natural numbers.

  • Question 2
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    Which among the following pair of numbers is not twin primes?

  • Question 3
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    Which among the following pair of numbers are co-primes?

  • Question 4
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    How many composite numbers are there in between 150 and 200 (including 150 and 200 both)?

  • Question 5
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    The HCF and LCM of two numbers are 16336 respectively. If one of them is 48, then find the other.

  • Question 6
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    If 3a52895b7 is exactly divisible by 3 and 11 both, then find the value of a + b. (where a and b are digits from 0 to 9.)

  • Question 7
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    Find the LCM of the least 4-digit number and the greatest 4-digit even number.

  • Question 8
    1 / -0

    The greatest five digit number exactly divisible by 7 and 23 both is____

  • Question 9
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    How many pairs of co-primes can be formed from the set {2, 5, 6, 7, 8, 9, 12}

  • Question 10
    1 / -0

    Find the unit's digit in the product of the first 50 even natural numbers.

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