1) Is 0 a rational number?? a) Yes b) No c) We can't say d) None of these 2) Which of the following statement is true?? a) All whole no. are natural. b) All natural no. Are whole c) All integers are whole d) None of these 3) Which of the following is irrational?? a) 0.345 b) 0.456456456___ c) 0.454554555___ d) None of these 4) P/q form of 0.3333___is a) 1/9 b) 1/3 c) 10/9 d) None of these 5) √7 is ?? a) Rational b) Prime c) Irrational d) None of these 6) √9-√4= ? a) √5 b) 5 c) 3 d) 1 7) (3+√7)-√7=?? a) √3 b) √7 c) 3 d) 7

Number system

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