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IIFT Short Quiz on Number System

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Question 1

The value of Description: IIFT_2012_files\image162.pngis

Question 2

If the product of n positive integers is then their sum is

Question 3

If k is an integer and 0.0010101 * 10 power k is greater than 1000, what is the least possible value of k?

Question 4

When you reverse the digits of the number 13, the number increases by 18. How many other two digit numbers increase by 18 when their digits are reversed?

Question 5

The values of the numbers 22004 and 52004 are written one after another. How many digits are there in all?

Question 6

Find the sum of factors of 22200

Question 7

If =2, =5, =15, Express z in terms of x and y

Question 8

If a, a + 2 and a + 4 are prime numbers, then the number of possible solutions for a is:

Question 9

Let x, y he two positive numbers such that Then, the minimum value of is….

Question 10

Let b be a positive integer and a = b2 – b. If b = 4 then a2 – a is divisible by
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Sep 24CAT & MBA