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## The following real numbers have decimal expansions as given below. If they are rational and of the form p/q, what can you say about the prime factors of q? 43.123456789 , 0.120120012000120000 , 43.123456789,

 The following real numbers have decimal expansions as given below. In each case decide whether they are rational or not. If they are rational and of the form p/q, what can you say about the prime factors of q? (i) 43.123456789 (ii) 0.120120012000120000 (iii) 43.123456789

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