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REAL NUMBERS (X MATHS)
  • 1. Unique pair of Integers in division algorithm
A) a and r
B) q and r
C) a and b
D) All above
E) b and q
  • 2. To obtain that with the using of Euclids algorithm
A) LCF
B) Integers a and b
C) LCM
D) Unique integers q and r
E) HCF
  • 3. Condition of Euclid algorithm is
A) 0 <_ r<d
B) r<0<d
C) 0<r<_d
D) d<r<0
E) 0<r<d
  • 4. What is the relationship between a, b, q
A) b= aq+r
B) 0=aq +br
C) a=bq+r
D) q=ar + q
E) a=br+q
  • 5. What is the last digit of 6100
A) 2
B) 9
C) 0
D) 6
E) 3
  • 6. Sqaire root of 2 is a
A) Irrational number
B) Whole number
C) Rational number
D) All above
E) Natural number
  • 7. Rational numbers are in the form of
A) P+q
B) P/q
C) P-q
D) Pxq
E) None of the above
  • 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) 3
C) Approximately 1.414
D) Approximately 1.732
E) 9
  • 10. Square root of 3 +5
A) Rational number
B) Whole number
C) Irrational number
D) Non of the above
E) Natural number
  • 11. log25=
A) 2
B) log2
C) 2log5
D) log5
E) 5
  • 12. (am) n=
A) am+n
B) all above
C) am/n
D) amn
E) a x mn
  • 13. log15=
A) log5 / log3
B) log3+log5
C) log3 x log5
D) log3 - log5
E) 15
  • 14. 25=
A) 10
B) 5
C) 2
D) 1
E) 32
  • 15. 2-3=
A) 23
B) -3
C) 1/23
D) -6
E) 1
  • 16. a0=1
A) False
B) True
C) Both
  • 17. 41=
A) 4
B) 1/4
C) 0
D) 1
E) -4
  • 18. HCF X LCM =
A) 1
B) 0
C) a + b
D) a - b
E) a x b
  • 19. What is the last digit of 510
A) 5
B) 1
C) 0
D) 6
E) 2
  • 20. 25/2 =
A) 12.5
B) 1.5
C) 2.5
D) 5.1
E) 10.5
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