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