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REAL NUMBERS (X MATHS)
  • 1. Unique pair of Integers in division algorithm
A) a and b
B) a and r
C) All above
D) q and r
E) b and q
  • 2. To obtain that with the using of Euclids algorithm
A) Integers a and b
B) Unique integers q and r
C) LCF
D) LCM
E) HCF
  • 3. Condition of Euclid algorithm is
A) r<0<d
B) 0 <_ r<d
C) d<r<0
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) a=br+q
E) 0=aq +br
  • 5. What is the last digit of 6100
A) 0
B) 6
C) 2
D) 3
E) 9
  • 6. Sqaire root of 2 is a
A) Natural number
B) All above
C) Irrational number
D) Rational number
E) Whole number
  • 7. Rational numbers are in the form of
A) None of the above
B) Pxq
C) P+q
D) P-q
E) P/q
  • 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 1.414
B) 9
C) 3
D) Approximately 1.732
E) Approximately 2.236
  • 10. Square root of 3 +5
A) Rational number
B) Natural number
C) Whole number
D) Irrational number
E) Non of the above
  • 11. log25=
A) 2log5
B) 2
C) 5
D) log5
E) log2
  • 12. (am) n=
A) amn
B) a x mn
C) am+n
D) all above
E) am/n
  • 13. log15=
A) log3 - log5
B) log3 x log5
C) log3+log5
D) log5 / log3
E) 15
  • 14. 25=
A) 1
B) 10
C) 5
D) 32
E) 2
  • 15. 2-3=
A) 1/23
B) 23
C) -3
D) 1
E) -6
  • 16. a0=1
A) True
B) Both
C) False
  • 17. 41=
A) 1/4
B) 4
C) 0
D) -4
E) 1
  • 18. HCF X LCM =
A) a - b
B) a + b
C) a x b
D) 1
E) 0
  • 19. What is the last digit of 510
A) 0
B) 1
C) 2
D) 5
E) 6
  • 20. 25/2 =
A) 12.5
B) 5.1
C) 2.5
D) 1.5
E) 10.5
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