Number System - Questions & Discussions

guys i know this is a numbers thread yet i am asking here coz of the large number of followers,i have started practicing geometry. there are many types of properties that are used in a single question. i am unable to solve them ,i am not able to apply all properties. can u pl guide me how to tackle the geometry problems ?? pl guys !!

how to analyse a mock ??? i hear everywhere that give a lot of mocks and analyse . how to analyse ??

My Engineering Agg is 59.95% ......would that mean that i would not be even eligible for FMS....too optimist

(a+b+c+d)^13 - (a^13+b^13+c^13+c^13) is always divisible by:

1. 13

2. a+b+c+d

3. 12

4. 56

How many positive integers up to 4624 are divisible by atleast 2,7,or 11 ?

If a and b are positive numbers such that (a^2+b^2) is divisible by 7, then the largest number by which (a^2+b^2) is divisible is

a) 7

b) 49

c) 21

d) 14

how many succesive zeroes  after decimal point does 10^-35.26  (10 raise to power -35.26) has?

what is the remainder when 5^22 - 260 is divided by 576??

Find the maximum value of n such that 50! is perfectly divisible by 12600^n

  • 8
  • None of these
  • 6
  • 7

0 voters

Reasoning ??

can u pls solve

357: 92549 : : 468: ?

1225:1190: :1089 :?

1600: 1560: : 225 :?

10:990: : 3 :?

5:30 :: 9 :?

Given N = 35 x 36 x 37 .......... x 67, what is the remainder left when N is divided by 289?

An organisation has 99 employees, who were all assigned a number codes from 2 to 100.there is an emergency situation and employee start to evavcuate. In first round, all employees whose codes were divisible by 2 made exit. In second round those codes divisible by 3 makes exit and so on.. In each round atleast one employee makes an exit. How many rounds takes place for complete exit of all employees. 

a. 25

b. 24

c.49

d.99

What are the last two digits of the remainder when 817^643 is divided by 100.

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If |x - 4| + |y - 4| = 4, then how many integer values can the set (x, y) have?

  • 5
  • 25
  • 9
  • 16
  • Infinite

0 voters

Find the number of consecutive zeroes at the end of

(1!)^2 x (2!)^3 x (3!)^4 x ........x (29!)^30


a   1740

b  1820

c  1660

d  1860

Please explain..

Q 47

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Hey guys how do I find the reminder when 20!/23. ?