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Frequently Asked MBA Numerical Ability - Number System Sample Question with Solutions

(#M40016029) MBA QUESTION number systems, progressions Keep an EYE

The product of three natural numbers – N1, N2 and N3 – is twelve times their H.C.F. How many ordered triplets (N1, N2, N3) are possible?

1) 12
2) 15
3) 18
4) 21

Asked In MBA (12 years ago)

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(#M40015622) MBA QUESTION number systems, progressions Keep an EYE

How many times does the digit 6 appear when you count from 11 to 100?[cat 1992]

1) 9
2) 10
3) 19
4) 20

Asked In MBA (12 years ago)

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(#M40017032) MBA QUESTION number systems, progressions Keep an EYE

A set S is formed by including some of the first 1000 natural numbers.S contains the maximum number of numbers such that they satisfy the following conditions:1. No number of the set is prime.2. When the number of the set S are selcted two at a time, we always see co prime numbers.What is the number of elements in the set S?

1) 11
2) 12
3) 13
4) 7

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(#M40016441) MBA QUESTION number systems, progressions Keep an EYE

N(x) is a family of numbers for different natural numbered values of x. They share a common property of having 24 factors in each of the numbers. All the elements of N are arranged in ascending order as follows: N(1)

1) 9
2) 6
3) 1
4) 3
5) 7

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(#M40014386) MBA QUESTION number systems, progressions Keep an EYE

Find the remainder when 50^51^52 is divided by 11.

1) 6
2) 4
3) 7
4) 3

Asked In MBA (12 years ago)

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(#M40014630) MBA QUESTION algebra, quadratic equations, inequalities, functions Keep an EYE

a certain proper fraction when expressed in the simplest form greater than zero has its numerator 14 less than thrice the denominator.if it is the least of such proper fractions,what is its denominator?pl. provide sol.

1) 4
2) 6
3) 5
4) 7

Asked In MBA (12 years ago)

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(#M40016599) MBA QUESTION number systems, progressions Keep an EYE

how many natural numbers are there with 24 factors where 2,3 and 5 are the only prime factors?

1) 36
2) 27
3) 12
4) 9

Asked In MBA (12 years ago)

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(#M40014513) MBA QUESTION number systems, progressions Keep an EYE

N=345345345....upto 300 digits. What is the remainder when N is divided by 999? Also find the remainder when N is divided by 1001.

1) 534 and 0
2) 542 and 345
3) 534 and 3
4) None

Asked In MBA (12 years ago)

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(#M40016811) MBA QUESTION number systems, progressions Keep an EYE

find the unit digit 888^9235!(factorial) + 222^9235! + 666^2359! + 999^9999!

1) 7
2) 8
3) 9
4) 6

Asked In MBA (12 years ago)

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(#M40015189) MBA QUESTION number systems, progressions Keep an EYE

Find the number of numbers between 200 and 300 both included, which are not divisible by 2,3,4 and 5.

1) 27
2) 26
3) 26
4) 28
5) none

Asked In MBA (12 years ago)

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