Q. The product of a rational and irrational number is
(A) rational
(B) irrational
(C) both of above
(D) none of above
Correct Answer - Option
(B)
Q. HCF of 8, 9, 25 is
Correct Answer - Option
(D)
Q. The largest number that will divide 398, 436 and 542 leaving remainders 7,11 and 15 respectively is
(A) 17
(B) 11
(C) 34
(D) 45
Correct Answer - Option
(A)
Q. The sum of two irrational numbers is always
(A) irrational
(B) rational
(C) rational or irrational
(D) one
Correct Answer - Option
(A)
Q. The decimal form of 129/2²5⁷7⁵ is
(A) terminating
(B) non-termining
(C) non-terminating non-repeating
(D) none of the above
Correct Answer - Option
(C)
Q. Which of the following is not irrational?
(A) (2 – √3)2
(B) (√2 + √3)2
(C) (√2 -√3)(√2 + √3)
(D) 2√7/7
Correct Answer - Option
(C)
Q. The product of two different irrational numbers is always
(A) rational
(B) irrational
(C) both of above
(D) none of above
Correct Answer - Option
(B)
Q. If b = 3, then any integer can be expressed as a =
(A) 3q, 3q+ 1, 3q + 2
(B) 3q
(C) 3q+ 1
(D) none of the above
Correct Answer - Option
(A)
Q. The sum of a rational and irrational number is
(A) rational
(B) irrational
(C) both of above
(D) none of above
Correct Answer - Option
(B)
Q. Which number is divisible by 11?
(A) 1516
(B) 1452
(C) 1011
(D) 1121
Correct Answer - Option
(B)
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