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June 7th, 2016, 05:20 PM
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Join Date: Mar 2013
Number System In Elitmus

Hello sir I require the ELITMUS Number System Questions eLitmus pH Test Number System will you please provide me ??

As per your demand here is the ELITMUS Number System Questions eLitmus pH Test Number System

1. Given a0 = 1, an = 2an-1(when n is odd) and an = an-1(when n is even), then what is the value of a100-a97-a96 ?
A. 0
B. 247
C. 248
D. 249

2. If both 117 and 88 are factors of number a * 47 * 64 * 1313 then what is the smallest possible value of a ?
A. 10296
B. 429
C. 99
D. 9

3. In a strange twist of hearts, P politician of a country agreed to an average donation of Rs D each. Q of these politicians who had pledged an average of Rs A never donated the pledged money. Which of the following expression represents the percentage of pledged money that was actually donated ?
A. 100(PD/QA)
B. 100(QA/PD)
C. 100-100(QA/PD)
D. 100PD-100(QA/PD)

4. The series of differences between consecutive prime numbers is represented as dp1, dp2, dp3, .... dpn .Whare dp1 is the difference between the second and the first prime number. Find the sum of series when n = 23, given that the 23rd prime number is 83 ?
A. 81
B. 82
C. 83
D. 87

5. How many pairs of positive integers m, n satisfy 1/m + 4/n = 1/12, where n is an odd integer less than 60 ?
A. 6
B. 4
C. 7
D. 5
E. 3

6 .Ten years ago , the ages of the members of a joint family of eight people added up to 231 years. Three years later, one member died at the age of 60 years and a child was born during the same year. After another three years ,one more member died again at 60, and a child was born during the same year. The current average of this eight-member joint family is?
A. 21 years
B. 22 years
C. 23 years
D. 24 years
E. 25 years

7. A natural number has exactly 10 divisors including 1 and itself. How many distinct prime factors can this natural number have?
A. Either 1 or 2
B. Either 1 or 3
C. Either 2 or 3
D. Either 1,2 or 3

8. How many values of C in the equation x2 - 5x + c result in rational roots which are integers?
A. Infinite
B. 1
C. 3
D. 6

9. If v,w,x,y and z are non - negative integers , each less than 11, then how many distinct combinations of (v,w,x,y.z) satisfy v(11^4)+ w(11^3) + x(11^2) + y(11) + z = 151001
A. 0
B. 1
C. 2
D. 3

10. How many solution exist for
sqrt(x+7) = x*sqrt(x+7)
A. 1
B. 2
C. 3
D. 4

Last edited by Neelurk; March 23rd, 2020 at 11:47 AM.
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