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