Is 0 a rational number

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Solution

Dear student,
Yes, 0 is a rational number.
$A s, 0 c a n b e w r i t t e n a s \frac{0}{1} w e o b s e r v e t h a t b o t h 0 & 1 a r e i n t e g e r s a n d a r e o f t h e f o r m \frac{p}{q} a n d t h e d e n o m i n a t o r i . e .' 1' \neq 0 . S o w e c o n c l u d e t h a t' 0' i s a r a t i o n a l n u m b e r$
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Question 10
Multiplicative inverse of a negative rational number is:
(a) a positive rational number.
(b) a negative rational number.
(c) 0
(d) 1

Question 10
Multiplicative inverse of a negative rational number is:
(a) a positive rational number.
(b) a negative rational number.
(c) 0
(d) 1

(i) Every natural number is a rational number.

(ii) Every integer is a rational number.

(iii) 0 is a whole number, but not a rational number.

0

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