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