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REAL NUMBERS (X MATHS)
  • 1. Unique pair of Integers in division algorithm
A) b and q
B) a and r
C) q and r
D) All above
E) a and b
  • 2. To obtain that with the using of Euclids algorithm
A) Integers a and b
B) Unique integers q and r
C) LCM
D) HCF
E) LCF
  • 3. Condition of Euclid algorithm is
A) 0<r<_d
B) 0 <_ r<d
C) 0<r<d
D) r<0<d
E) d<r<0
  • 4. What is the relationship between a, b, q
A) 0=aq +br
B) a=br+q
C) q=ar + q
D) a=bq+r
E) b= aq+r
  • 5. What is the last digit of 6100
A) 6
B) 2
C) 3
D) 0
E) 9
  • 6. Sqaire root of 2 is a
A) Rational number
B) Natural number
C) Whole number
D) Irrational number
E) All above
  • 7. Rational numbers are in the form of
A) Pxq
B) P+q
C) None of the above
D) P/q
E) P-q
  • 8. In irrational numbers, we cannot write the dinominator in tha form of
A) 2n=5m
B) 2n+5m
C) 2n5m
D) 2n/5m
E) 2n-5m
  • 9. Value of Square root of 3 is
A) Approximately 1.732
B) 3
C) Approximately 2.236
D) Approximately 1.414
E) 9
  • 10. Square root of 3 +5
A) Whole number
B) Natural number
C) Non of the above
D) Irrational number
E) Rational number
  • 11. log25=
A) log5
B) log2
C) 5
D) 2
E) 2log5
  • 12. (am) n=
A) all above
B) amn
C) am/n
D) am+n
E) a x mn
  • 13. log15=
A) log3 - log5
B) log5 / log3
C) 15
D) log3 x log5
E) log3+log5
  • 14. 25=
A) 2
B) 10
C) 1
D) 32
E) 5
  • 15. 2-3=
A) 23
B) -6
C) 1
D) 1/23
E) -3
  • 16. a0=1
A) False
B) True
C) Both
  • 17. 41=
A) 0
B) -4
C) 1/4
D) 1
E) 4
  • 18. HCF X LCM =
A) a - b
B) a x b
C) 0
D) a + b
E) 1
  • 19. What is the last digit of 510
A) 1
B) 6
C) 2
D) 5
E) 0
  • 20. 25/2 =
A) 10.5
B) 12.5
C) 5.1
D) 1.5
E) 2.5
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