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Number System



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The remainder when the positive integer m is divided by 7 is x. The remainder when m is divided by 14 is x 7. Which one of the following could m equal


476 ** 0 is divisible by both 3 and 11. The non-zero digits in the hundred's and ten's places are respectively


What is the unit digit in
(4137)754


The difference between a two-digit number and the number obtained by interchanging the positions of its digits is 36. What is the difference between the two digits of that number


Which of the following numbers will completely divide
(4915 -
1)


98, 94, ?, 70, 38


HCF of y3 - 4y and 4y (y3 +
8) is


The H.C.F of 204, 1190 and 1445 is


A group of four numbers has only one prime number amongstthem.
Which of the following must be true about the group?
I. HCF of the four numbers of the group is .either 1 or equal to that primenumber.
II. LCM of the four numbers of the group is same as product of the prime number and LCM of the remaining threenumbers.
III.
Product of four numbers is equal to product of the prime number * HCF of the group * LCM of the group


Base 10 refers to which number system


3251+ 587+ 369-?=3007


76,54,32,98,


The 9's complement of 381 is


Which one of the following number is exactly divisible by 11


2 22 23 ... 29 =


2056 x 987 =


A number when divided by 342 gives a remainder 47. When the same number is divided by 19, what would be the remainder


Sum of all 2 digit numbers divisible by 5 is


587×999 =


The least number by which 72 must be multiplied in order to produce a multiple of 112, is



(51 +52+ 53+ ... +100) =


Identify the missingnumber.
                              7    4         49    165    6         25


17,27,37,47,


Two new charity organizations C1 and C2 were formed, with x members each, on January 1,2012.
On first day of each, subsequent month, in C1, number of members increases by a certain number a, while in C2, number of members increases in such a way that ratio of the number of members in a month to the preceding month bear a ratio equal to
b. On May 1, 2012, both organizations had the same number ofmembers.
If a = 20x, then b will be


– 9 ÷ 19 =


The number obtained by interchanging the two digits of a two digit number is less than the original number by 27. If the difference between the two digits of the number is 3, what is the original number


The difference between a two-digit number and the number obtained by interchanging the digits is 36. What is the difference between the sum and the difference of the digits of the number if the ratio between the digits of the number is 1 : 2


(?),19,37,61,91,127,169


The difference between the place values of two sevens in the numeral 69758472 is


If one-third of one-fourth of a number is 15, then three-tenth of that number is