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